Sisteme de ecuatii - exercitii

Sisteme de ecuatii

1. 6x-10y=5

{

-2x+6y=7

2. 2a-2b=3

{

-5a-b=8

3. p+8q=9

{

7p+q=7

4. 10x-5y=4

{

9x+9y=4

5. 8x+3y=9

{

10x+8y=-4

6. -7x+9y=9

{

3x+10y=6

7. 7p+7q=-3

{

6p+9q=7

8. -10x+3y=-8

{

x+5y=10

9. -a-4b=-2

{

5a+9b=9

10. -6p-4q=-6

{

-3p-2q=-8

11. -3x+10y=-1

{

-3x+7y=9

12. p-q=-9

{

8p-4q=4

13. -7a+5b=1

{

2a+8b=-5

14. 2x-4y=3

{

6x-5y=9

15. 4a-9b=-6

{

3a-4b=2

16. -6u-2v=6

{

-4u+7v=3

17. 8x+10y=6

{

-6x+3y=-4

18. 4x-3y=-5

{

-4x-5y=5

19. 8x+5y=4

{

-6x-y=5

20. 7x+5y=2

{

-2x-2y=3

21. 8a-6b=-2

{

2a-7b=10

22. x+y=-3

{

-x+5y=-3

23. 9x+9y=9

{

8x-7y=-6

24. 5x+5y=2

{

-5x-4y=5

25. -9a+10b=-2

{

4a-b=9

26. u+v=-10

{

-2u-10v=-4

27. 3x-7y=-2

{

4x-9y=-4

28. 5a+8b=9

{

3a+9b=-6

29. 3a+b=8

{

9a-10b=4

30. -2a-b=-1

{

-2a+4b=4

31. 10a+4b=7

{

-7a+8b=-5

32. -x-4y=-7

{

8x-8y=7

33. 10x-3y=9

{

x+4y=9

34. 9x-9y=-4

{

-9x+5y=7

35. 10x+5y=1

{

8x+10y=-9

36. 5x-3y=3

{

-3x+8y=10

37. 4x-4y=-1

{

-10x+6y=5

38. -10u-v=10

{

u+v=-2

39. 8x+5y=6

{

-5x+4y=7

40. -7a+8b=1

{

4a-9b=4

41. 8x+2y=-9

{

4x+3y=-2

42. 5a-4b=2

{

9a+2b=-5

43. -5a-2b=6

{

4a+2b=-10

44. 5x-2y=5

{

2x+6y=5

45. u-3v=1

{

3u+8v=9

46. 4x+3y=-3

{

-5x+6y=10

47. 8x-10y=8

{

-5x-9y=-10

48. 5x-7y=3

{

-6x+3y=3

49. -4u-5v=5

{

-10u+v=-9

50. -x+10y=9

{

9x+10y=7

51. 5a-2b=1

{

-6a-2b=4

52. 3p-5q=3

{

9p+7q=5

53. 5x+10y=6

{

2x+6y=9

54. 2x-2y=-2

{

10x+8y=1

55. -9x+6y=10

{

-2x+2y=-6

56. -9x+7y=4

{

-4x-4y=-8

57. x-10y=-5

{

8x+9y=-2

58. x+7y=8

{

-3x+8y=8

59. 2u+7v=9

{

6u-2v=5

60. -a-b=-1

{

-3a-4b=-4

61. 9x-7y=9

{

3x-y=-8

62. 6x-5y=7

{

-4x-7y=4

63. -3a-5b=9

{

4a+9b=-5

64. a-6b=2

{

5a-8b=-8

65. 8a+9b=3

{

6a+3b=-8

66. -8x-2y=5

{

5x+3y=4

67. -3x-9y=-8

{

6x+7y=-4

68. 5p+4q=-3

{

p-7q=-7

69. 6u-9v=8

{

8u+10v=3

70. 8u+7v=-6

{

u+2v=8

71. 5x+9y=7

{

8x-5y=-9

72. 9x-8y=7

{

6x-4y=-9

73. -7a+8b=-3

{

6a+8b=1

74. 2u-4v=10

{

9u+5v=7

75. -3a+b=2

{

9a-7b=-6

76. 5p-7q=1

{

-p-6q=7

77. 4x-9y=10

{

6x-7y=8

78. 3x+3y=5

{

x+6y=7

79. 5a+8b=3

{

7a+10b=6

80. 8u-7v=7

{

4u+3v=9

81. 10a-b=6

{

7a-6b=-3

82. -10a-2b=4

{

a+2b=6

83. 3a-6b=5

{

6a-3b=2

84. -3u+v=4

{

2u+3v=-3

85. 4a+8b=2

{

-6a+5b=6

86. 3u-10v=4

{

9u-10v=7

87. -9x+8y=7

{

-6x-9y=1

88. 7u+7v=9

{

u-6v=9

89. 3a-8b=1

{

-4a+3b=3

90. -3x+2y=2

{

6x-9y=-5

91. 10x-2y=9

{

3x-3y=-7

92. -9x+y=-7

{

-5x+6y=4

93. 10x+10y=8

{

3x+6y=9

94. 2x-10y=-6

{

9x-4y=3

95. 4x+y=-8

{

-6x-3y=8

96. 4a+7b=10

{

2a-5b=6

97. 5u-3v=5

{

-4u-7v=2

98. 6u+10v=10

{

-3u-2v=9

99. 4p+6q=6

{

-5p+4q=5

100. 10u+7v=-9

{

-10u-10v=1

101. 3u-5v=-7

{

-6u+13v=1

102. -u-v=-7

{

4u+10v=2

103. 9u-8v=8

{

-10u+8v=7

104. 3x-6y=-3

{

x+9y=-4

105. 10u+2v=5

{

5u-7v=9

106. 5x-7y=4

{

-6x+7y=3

107. 9x+10y=-3

{

5x+4y=-9

108. 9x+10y=6

{

9x+y=7

109. 7p-9q=10

{

4p+4q=3

110. -7u+2v=8

{

10u-5v=5

111. a+8b=10

{

6a-4b=4

112. 8x-8y=9

{

4x-2y=4

113. 4u+6v=-1

{

9u-5v=1

114. -2x-3y=4

{

-6x-2y=3

115. 2a+2b=7

{

4a-6b=2

116. -8a+b=10

{

10a-2b=-9

117. 4a+8b=-6

{

a-3b=6

118. 3u+6v=9

{

-8u-9v=-3

119. -6x+9y=-4

{

-3x-3y=2

120. -9a+9b=2

{

2a-10b=-5

121. 3x-3y=4

{

-x+10y=3

122. a+b=-8

{

-3a+5b=6

123. -4x-7y=3

{

-8x+7y=9

124. -2x+4y=9

{

-7x+3y=-8

125. 4u+2v=5

{

-4u+5v=1

126. -5x-10y=7

{

2x-9y=10

127. -8x-y=6

{

x+9y=10

128. 4p+5q=-10

{

6p+8q=-10

129. -10x+8y=-9

{

6x-2y=8

130. 9x+8y=7

{

7x-5y=9

131. 2x-9y=-1

{

-10x-7y=2

132. 7u-8v=8

{

7u-6v=10

133. 4a-b=-9

{

-6a+9b=-3

134. 4a-9b=7

{

-10a-10b=6

135. 8p+q=5

{

6p-7q=-10

136. 3x+3y=-6

{

x+6y=-1

137. 6u+8v=4

{

-2u+9v=2

138. 9x-8y=-8

{

6x+6y=3

139. 9u+8v=9

{

3u-7v=7

140. x+9y=3

{

-10x-9y=-1

141. 4x+7y=3

{

6x+6y=5

142. 5a+3b=2

{

3a+b=8

143. -u+3v=5

{

3u+9v=5

144. 10u-7v=6

{

2u+9v=8

145. -6x-10y=-1

{

2x+4y=7

146. 8a-5b=4

{

-6a-8b=-10

147. -4x+2y=8

{

x+2y=10

148. 4p-5q=10

{

7p+q=7

149. 5x-y=2

{

3x+8y=-6

150. -6u+2v=8

{

-7u+2v=10

151. 7u-3v=9

{

u+6v=5

152. -2x+2y=1

{

4x-6y=9

153. -5u-5v=8

{

-5u-9v=2

154. 3u+7v=1

{

7u-5v=4

155. 6x+4y=-8

{

2x-6y=3

156. 2x+7y=10

{

-4x-9y=-10

157. 4u+8v=6

{

8u-6v=-5

158. 2x-4y=-1

{

x+9y=2

159. 3x+2y=1

{

-7x+3y=8

160. 9x-10y=-3

{

2x+9y=2

161. u+6v=8

{

2u-10v=5

162. 5x+8y=7

{

10x+5y=-1

163. 9a-4b=1

{

6a-b=7

164. 10u+5v=-4

{

9u+9v=-8

165. -6u+v=1

{

4u+8v=2

166. 8x-5y=-2

{

10x-y=8

167. -10u-2v=-2

{

-u-4v=4

168. 4x-3y=1

{

-x-9y=-1

169. p-10q=2

{

-p+6q=-4

170. 7a+6b=3

{

3a-b=7

171. -6x+9y=4

{

8x-10y=1

172. 8u+8v=10

{

-7u+7v=10

173. 4p+9q=2

{

Proiect: Transformarea energiei de oxido-reducere in bioluminiscenta Referat: Legile fundamentale ale chimiei

p+8q=8

174. 6a+10b=3

{

6a-8b=-7

175. 9u+5v=-1

{

8u+2v=6

176. 3x-7y=10

{

x-8y=9

177. 6a-2b=-1

{

-3a-6b=10

178. 8p+10q=-3

{

6p-8q=1

179. 6a+9b=10

{

7a-3b=4

180. u-v=10

{

-5u+v=6

181. -6u+8v=-8

{

-3u-3v=6

182. 4x-2y=-5

{

-x-y=5

183. 9x-y=9

{

x-5y=1

184. -3x+5y=3

{

-9x-y=-1

185. 5x+3y=-2

{

9x+5y=7

186. -3u-9v=4

{

7u-9v=9

187. -8a+9b=7

{

5a+4b=1

188. 2x+y=8

{

-6x+6y=-9

189. 3p-3q=9

{

5p+9q=1

190. 10x+2y=4

{

6x-6y=1

191. 10u+v=6

{

5u+8v=2

192. -10u-3v=2

{

8u+4v=2

193. 4u+7v=3

{

8u-8v=4

194. 5p-9q=-10

{

5p+4q=1

195. -x+7y=-7

{

5x-2y=-4

196. 3a+8b=-6

{

3a-3b=-1

197. 5p+10q=8

{

5p+3q=-9

198. 5x-9y=10

{

-2x-10y=2

199. 8p-3q=8

{

5p+4q=-4

200. 4a-4b=-1

{

-4a+3b=-6

201. 2u-5v=-4

{

3u+3v=10

202. 5u-3v=2

{

2u+8v=3

203. 8u-7v=4

{

7u+2v=8

204. u+5v=-6

{

4u-7v=-8

205. 9x+2y=4

{

7x-7y=7

206. -3x-9y=6

{

4x+7y=8

207. 2p-8q=-1

{

7p-9q=-4

208. -8a-4b=7

{

7a+3b=-10

209. a-3b=8

{

a+8b=5

210. 2u-v=4

{

9u+2v=7

211. -3x+4y=1

{

5x+6y=-7

212. 5x+7y=10

{

6x-4y=9

213. 10a-7b=2

{

2a+6b=3

214. 5a+3b=10

{

7a-10b=3

215. a-2b=6

{

5a-5b=6

216. 8a-8b=6

{

6a+4b=7

217. -p+2q=4

{

-5p-5q=-10

218. 7u-7v=7

{

7u+6v=5

219. 8u+4v=9

{

-8u-6v=-3

220. 2p+3q=9

{

4p-q=6

221. 8a+6b=4

{

-8a-8b=-1

222. -9p+7q=1

{

10p+7q=7

223. 8u-3v=9

{

4u+6v=8

224. 8p-4q=8

{

2p+6q=1

225. 5x-5y=8

{

3x-8y=-2

226. 3u+8v=6

{

-9u+7v=6

227. -a+2b=-7

{

8a+5b=3

228. 9x-7y=7

{

-5x+9y=1

229. 10p+4q=10

{

8p-7q=1

230. a-3b=-1

{

6a-3b=5

231. 9a+7b=7

{

2a-9b=3

232. 5x+8y=2

{

3x+7y=5

233. 9x-6y=-8

{

x+3y=7

234. 6a+10b=8

{

9a+8b=2

235. 8x-8y=2

{

-9x-2y=9

236. 6a+9b=-8

{

8a+6b=-9

237. -x+y=7

{

2x+10y=6

238. 2a+b=3

{

6a-4b=2

239. 9a-b=9

{

10a+2b=-6

240. 7u+10v=9

{

2u-9v=6

241. -4x-5y=5

{

6x-7y=10

242. -2x+5y=-4

{

-7x+3y=9

243. 9x-10y=10

{

2x+10y=-8

244. u-3v=-10

{

6u+4v=-1

245. 6p+8q=-2

{

-8p-q=3

246. 5u-5v=-5

{

8u-5v=6

247. -4x-2y=-2

{

-x+2y=-2

248. 6p-q=-3

{

4p+2q=2

249. 5a+b=6

{

-9a+6b=7

250. 4u-8v=-6

{

-8u+10v=-4

251. 7a-9b=1

{

10a+10b=-2

252. 9x+5y=1

{

4x-6y=6

253. 7p+9q=-10

{

-2p+9q=3

254. 10x+3y=-8

{

-5x+5y=6

255. -5a-5b=8

{

8a-5b=-9

256. 7a-9b=6

{

2a-4b=5

257. 10u+9v=9

{

9u-2v=7

258. 9a+3b=-10

{

8a+4b=9

259. 3x+2y=6

{

5x+2y=2

260. -10u+5v=6

{

-2u+8v=3

261. 8x-9y=-9

{

8x-y=6

262. 7a+3b=-7

{

a-4b=10

263. 3a-10b=-8

{

3a-b=7

264. -4x+2y=3

{

8x+10y=-3

265. -u+4v=-4

{

8u+4v=-7

266. 5p-2q=-5

{

4p+6q=1

267. 4a-6b=-3

{

2a+3b=3

268. 9p+7q=8

{

-8p+3q=-1

269. -10p-4q=-3

{

5p-8q=1

270. -9x+y=4

{

5x+6y=4

271. 7a+8b=6

{

9a+8b=-6

272. 2p+4q=3

{

7p-3q=2

273. x-6y=4

{

9x+y=2

274. 10u+7v=10

{

-8u-10v=-8

275. x+9y=-5

{

4x-y=8

276. 5x-2y=2

{

5x-y=2

277. 9p-2q=9

{

-10p+q=-3

278. 5a-4b=3

{

7a-8b=1

279. -10u+9v=1

{

8u-9v=-4

280. 2x-10y=-8

{

x-y=2

281. 10u-v=7

{

u+7v=10

282. 5u+7v=-3

{

3u-3v=6

283. 5a-b=7

{

2a+10b=2

284. -5x-4y=7

{

2x+7y=4

285. x-9y=-8

{

3x+6y=2

286. 8x-y=-2

{

3x+6y=6

287. a-9b=-2

{

8a+3b=9

288. 3p-9q=5

{

10p-4q=9

289. 7x+8y=2

{

-5x-9y=-9

290. 9p-q=8

{

-6p-7q=-7

291. 8a+8b=-7

{

2a-10b=-2

292. 5x-10y=6

{

10x+8y=5

293. 3u+5v=-6

{

2u-9v=7

294. -8a+6b=-7

{

-5a+7b=-9

295. 10x+6y=7

{

x+7y=3

296. -6x-y=-10

{

-6x-5y=10

297. 8a-b=-2

{

-3a-10b=2

298. 6x-10y=3

{

5x+9y=-9

299. -5a+b=7

{

7a+8b=6

300. 7u-6v=6

{

3u-10v=9

301. 7a-9b=-2

{

-a+5b=10

302. 8x-5y=1

{

-7x+5y=5

303. 8a+8b=4

{

9a-10b=6

304. -9x+y=-9

{

6x-2y=8

305. -3x-4y=3

{

x-7y=5

306. -8a-10b=-2

{

-a-6b=1

307. 2x+2y=-8

{

7x-10y=7

308. 8p-3q=-9

{

-6p-5q=8

309. 8a+2b=-6

{

a+6b=4

310. -9u-2v=-3

{

-5u+3v=4

311. 9x+10y=2

{

-2x+4y=-10

312. 6x-6y=7

{

3x+10y=-6

313. 7a+5b=-3

{

9a+3b=2

314. -10p+4q=3

{

10p-q=-9

315. -10a+8b=1

{

5a+2b=-6

316. u-2v=4

{

-5u-7v=1

317. -3x-y=-8

{

-4x-y=9

318. -2u+6v=-3

{

10u-5v=-5

319. 5x-6y=-4

{

3x-8y=2

320. a+10b=-2

{

6a+8b=6

321. -2x-y=-1

{

10x-10y=4

322. 2x+9y=5

{

5x+8y=1

323. 10x+6y=9

{

-5x+10y=-9

324. 9a+8b=9

{

-7a-4b=-8

325. 10a-7b=-4

{

2a-9b=-1

326. 2a-9b=6

{

8a+6b=3

327. -4u-6v=1

{

10u-6v=5

328. -2p-3q=1

{

2p-4q=-9

329. -3a+6b=-1

{

10a+7b=7

330. 6p-4q=-4

{

8p+6q=-8

331. a+9b=-3

{

7a+b=2

332. -10a-2b=1

{

8a+4b=9

333. -6x+7y=-5

{

8x-9y=7

334. 5x+5y=-1

{

4x+2y=7

335. 8a-7b=-8

{

-10a+3b=9

336. 9x-4y=6

{

-x-9y=4

337. 2x-7y=10

{

-8x+2y=4

338. 5x+6y=9

{

7x+y=4

339. x-y=-2

{

-3x-y=-3

340. -4u-7v=8

{

7u+5v=8

341. -9u-10v=9

{

3u+4v=7

342. 5a+10b=6

{

a+6b=7

343. 2u+8v=2

{

6u-9v=7

344. 2u+4v=8

{

u+8v=-9

345. 10a+b=4

{

3a-b=8

346. 4a-8b=-4

{

2a+5b=9

347. 8a+2b=-3

{

10a+3b=8

348. 10u-3v=-5

{

2u-10v=5

349. 2a-8b=3

{

6a+3b=5

350. -3p-7q=5

{

10p+5q=1

351. -4x+7y=10

{

4x+7y=1

352. -9x+2y=-1

{

2x+9y=7

353. 7x-7y=3

{

3x+7y=7

354. -x-4y=8

{

-6x+9y=-7

355. -3u+8v=5

{

-3u+7v=-4

356. -4p-4q=2

{

4p+3q=6

357. 6p+7q=4

{

2p-q=6

358. a-10b=8

{

a+5b=3

359. 2x-8y=3

{

8x+10y=-8

360. -x+7y=3

{

2x-4y=2

361. 5u-v=5

{

-5u+8v=-9

362. 5u-7v=-1

{

7u+8v=8

363. 10p+q=10

{

2p-2q=-6

364. 2x-10y=9

{

5x+7y=9

365. 4p-3q=-8

{

-2p-5q=9

366. 2u-3v=-8

{

9u+v=-7

367. -8x-8y=9

{

4x+8y=10

368. -u-3v=3

{

-9u-7v=2

369. 4a+9b=-7

{

-5a-8b=9

370. -3a-4b=-4

{

6a+7b=8

371. -9x+3y=9

{

-9x-10y=8

372. -x-9y=6

{

4x+7y=9

373. 4x+4y=-5

{

x+6y=3

374. 5p+6q=3

{

2p-3q=10

375. -p+7q=10

{

7p-6q=1

376. -5x-9y=6

{

5x-10y=5

377. -2p+2q=7

{

9p-10q=7

378. 9u+8v=4

{

10u-7v=6

379. 4a-9b=-10

{

7a+7b=-8

380. p-q=2

{

-9p-8q=4

381. 2p-2q=-2

{

6p-3q=6

382. 5x-3y=2

{

3x-10y=7

383. 2x-y=4

{

3x+9y=1

384. -4p+9q=-3

{

3p-2q=3

385. 8u+8v=2

{

10u-3v=7

386. 6x-9y=-2

{

4x+y=5

387. 2x-7y=-6

{

-2x+2y=8

388. 4p-q=4

{

9p+9q=-8

389. x-6y=-10

{

x+7y=-1

390. -8x-4y=8

{

-6x-5y=-1

391. -2a-8b=5

{

10a+3b=9

392. 7x+6y=-2

{

-2x-3y=6

393. 2x-9y=-10

{

5x-y=6

394. -u+2v=9

{

5u-8v=9

395. 4x+7y=8

{

2x+10y=-10

396. -3a-b=4

{

8a-6b=-2

397. 4x-7y=3

{

-3x-6y=10

398. 9u+9v=5

{

5u-10v=3

399. 4x+10y=10

{

4x-y=5

400. -a-6b=8

{

9a+8b=7

401. 8x+8y=6

{

9x+2y=-3

402. -7x-2y=9

{

-6x-9y=6

403. -7u-6v=5

{

u-v=9

404. 9a+9b=6

{

4a-7b=4

405. -8a+10b=8

{

8a+6b=5

406. -9x-9y=9

{

6x-9y=1

407. 7a-9b=-4

{

4a+b=9

408. a-8b=10

{

7a-4b=6

409. -6x+5y=8

{

-10x+y=6

410. -5u+8v=4

{

-3u+9v=-9

411. 4a+9b=-8

{

7a-10b=5

412. -6x-5y=-10

{

7x+5y=7

413. 7x-3y=9

{

6x+2y=8

414. 5x-5y=2

{

8x-8y=5

415. 2a-7b=9

{

-10a-3b=8

416. 7a+4b=-4

{

6a+9b=7

417. 10x+3y=10

{

8x+10y=2

418. 5p-10q=2

{

5p-3q=5

419. x+9y=9

{

-3x+2y=5

420. 8x-10y=4

{

5x-5y=5

421. 2a+6b=-5

{

a-6b=2

422. 2u+10v=3

{

4u-4v=1

423. 7p-9q=2

{

6p-3q=-4

424. 10a-2b=-5

{

9a-b=7

425. -6a-4b=6

{

2a-6b=-6

426. 6p+10q=2

{

2p-5q=4

427. -5x-3y=1

{

-5x+6y=5

428. -4x-5y=10

{

-6x+8y=5

429. a+9b=6

{

10a-5b=10

430. 9a-3b=10

{

8a-5b=5

431. 10x-3y=8

{

9x-y=-3

432. 9x-9y=2

{

3x+6y=3

433. 8p-10q=3

{

4p+4q=8

434. 10x-5y=-9

{

9x+9y=6

435. 4u-2v=-10

{

4u+5v=4

436. 7x-y=4

{

5x+y=8

437. 4a-3b=9

{

10a-5b=3

438. -2x+4y=5

{

x+5y=6

439. 7a-b=5

{

8a+5b=-7

440. a+9b=5

{

9a-4b=2

441. -7x+8y=2

{

x+3y=9

442. 7a-4b=10

{

10a+2b=1

443. 7a+9b=-8

{

2a+b=2

444. 2a-6b=5

{

9a+7b=7

445. -3p+8q=2

{

p-q=5

446. 7x-2y=5

{

7x+6y=-9

447. -5x-6y=-6

{

-x+5y=8

448. 10u-10v=-7

{

-2u+5v=-6

449. 7x+10y=7

{

9x-7y=8

450. 3x+5y=7

{

9x-5y=-2

451. 5x+8y=-10

{

4x-8y=10

452. -6x-6y=8

{

-9x-7y=3

453. 3a+3b=7

{

5a+6b=-4

454. 8a+5b=8

{

-9a+5b=6

455. 6u+10v=-4

{

6u+2v=2

456. -4x-6y=6

{

6x-7y=10

457. 10x+5y=6

{

10x+7y=2

458. -5u-9v=10

{

-2u+v=3

459. 10u+3v=-9

{

8u+2v=9

460. 3p+7q=-9

{

5p-7q=-10

461. 2u-6v=2

{

-4u-5v=1

462. 5x+8y=7

{

6x+6y=10

463. 9x+5y=2

{

-8x+10y=-5

464. -2u+3v=-8

{

-2u+10v=2

465. -10x+y=6

{

-x-2y=5

466. a-5b=-9

{

a+4b=8

467. 7x+2y=10

{

2x-9y=-1

468. 5a-3b=-1

{

-a+b=8

469. -6p-3q=1

{

9p-4q=8

470. 6x-9y=4

{

-10x-6y=-6

471. 5x-6y=-2

{

8x+2y=5

472. 10a-3b=10

{

-a+8b=-5

473. 8u-2v=-4

{

3u-9v=-1

474. 5x+9y=5

{

2x+9y=-5

475. u+v=4

{

3u+9v=5

476. u+2v=-6

{

2u+7v=-4

477. -10x+8y=6

{

9x-y=1

478. -a-9b=10

{

-8a-9b=5

479. 5x+8y=9

{

-x-3y=7

480. 7p-9q=10

{

-p+10q=7

481. p-3q=-5

{

10p-10q=-7

482. 2p+8q=9

{

p+2q=-10

483. -9x+9y=10

{

8x-2y=3

484. -4a-5b=2

{

a-9b=2

485. 9a-5b=7

{

-7a+b=8

486. 10p+2q=-6

{

6p-q=1

487. 2x+9y=7

{

5x-2y=9

488. 4p-9q=9

{

10p-2q=1

489. a+7b=-10

{

7a+5b=-4

490. 3a-8b=-5

{

-8a-5b=1

491. -3a-8b=-8

{

-9a+9b=-6

492. x+9y=2

{

7x+4y=4

493. 6a-9b=1

{

6a+5b=2

494. 9x-6y=-1

{

8x+6y=-7

495. -9x+5y=4

{

4x+4y=10

496. -4u+7v=-2

{

-3u-7v=8

497. 9a-8b=5

{

3a-5b=-5

498. x-9y=8

{

-6x+2y=4

499. 4u-2v=10

{

-6u-6v=-9

500. 9u-8v=6

{

-5u-7v=1

RASPUNSURI                  

1. R: x=25/4; y=13/4

2. R: a=-13/12; b=-31/12

3. R: p=47/55; q=56/55

4. R: x=56/135; y=4/135

5. R: x=42/17; y=-61/17

6. R: x=-36/97; y=69/97

7. R: p=-76/21; q=67/21

8. R: x=70/53; y=92/53

9. R: a=18/11; b=1/11

10. R: p=-20/0; q=30/0

11. R: x=-97/9; y=-10/3

12. R: p=10; q=19

13. R: a=-1/2; b=-1/2

14. R: x=3/2; y=0

15. R: a=42/11; b=26/11

16. R: u=-24/25; v=-3/25

17. R: x=29/42; y=1/21

18. R: x=-5/4; y=0

19. R: x=-29/22; y=32/11

20. R: x=19/4; y=-25/4

21. R: a=-37/22; b=-21/11

22. R: x=-2; y=-1

23. R: x=1/15; y=14/15

24. R: x=-33/5; y=7

25. R: a=88/31; b=73/31

26. R: u=-13; v=3

27. R: x=-10; y=-4

28. R: a=43/7; b=-19/7

29. R: a=28/13; b=20/13

30. R: a=0; b=1

31. R: a=19/27; b=-1/108

32. R: x=21/10; y=49/40

33. R: x=63/43; y=81/43

34. R: x=-43/36; y=-3/4

35. R: x=11/12; y=-49/30

36. R: x=54/31; y=59/31

37. R: x=-7/8; y=-5/8

38. R: u=-8/9; v=-10/9

39. R: x=-11/57; y=86/57

40. R: a=-41/31; b=-32/31

41. R: x=-23/16; y=5/4

42. R: a=-8/23; b=-43/46

43. R: a=4; b=-13

44. R: x=20/17; y=15/34

45. R: u=35/17; v=6/17

46. R: x=-16/13; y=25/39

47. R: x=86/61; y=20/61

48. R: x=-10/9; y=-11/9

49. R: u=20/27; v=-43/27

50. R: x=-1/5; y=22/25

51. R: a=-3/11; b=-13/11

52. R: p=23/33; q=-2/11

53. R: x=-27/5; y=33/10

54. R: x=-7/18; y=11/18

55. R: x=-28/3; y=-37/3

56. R: x=5/8; y=11/8

57. R: x=-65/89; y=38/89

58. R: x=8/29; y=32/29

59. R: u=53/46; v=22/23

60. R: a=0; b=1

61. R: x=-65/12; y=-33/4

62. R: x=29/62; y=-26/31

63. R: a=-8; b=3

64. R: a=-32/11; b=-9/11

65. R: a=-27/10; b=41/15

66. R: x=-23/14; y=57/14

67. R: x=-92/33; y=20/11

68. R: p=-49/39; q=32/39

69. R: u=107/132; v=-23/66

70. R: u=-68/9; v=70/9

71. R: x=-46/97; y=101/97

72. R: x=-25/3; y=-41/4

73. R: a=4/13; b=-11/104

74. R: u=39/23; v=-38/23

75. R: a=-2/3; b=0

76. R: p=-43/37; q=-36/37

77. R: x=1/13; y=-14/13

78. R: x=3/5; y=16/15

79. R: a=3; b=-3/2

80. R: u=21/13; v=11/13

81. R: a=39/53; b=72/53

82. R: a=-10/9; b=32/9

83. R: a=-1/9; b=-8/9

84. R: u=-15/11; v=-1/11

85. R: a=-19/34; b=9/17

86. R: u=1/2; v=-1/4

87. R: x=-71/129; y=11/43

88. R: u=117/49; v=-54/49

89. R: a=-27/23; b=-13/23

90. R: x=-8/15; y=1/5

91. R: x=41/24; y=97/24

92. R: x=46/49; y=71/49

93. R: x=-7/5; y=11/5

94. R: x=27/41; y=30/41

95. R: x=-8/3; y=8/3

96. R: a=46/17; b=-2/17

97. R: u=29/47; v=-30/47

98. R: u=-55/9; v=14/3

99. R: p=-3/23; q=25/23

100. R: u=-83/30; v=8/3

101. R: u=-86/9; v=-13/3

102. R: u=34/3; v=-13/3

103. R: u=-15; v=-143/8

104. R: x=-17/11; y=-3/11

105. R: u=53/80; v=-13/16

106. R: x=-7; y=-39/7

107. R: x=-39/7; y=33/7

108. R: x=64/81; y=-1/9

109. R: p=67/64; q=-19/64

110. R: u=-10/3; v=-23/3

111. R: a=18/13; b=14/13

112. R: x=7/8; y=-1/4

113. R: u=1/74; v=-13/74

114. R: x=-1/14; y=-9/7

115. R: a=23/10; b=6/5

116. R: a=-11/6; b=-14/3

117. R: a=3/2; b=-3/2

118. R: u=-3; v=3

119. R: x=-2/15; y=-8/15

120. R: a=25/72; b=41/72

121. R: x=49/27; y=13/27

122. R: a=-23/4; b=-9/4

123. R: x=-1; y=1/7

124. R: x=59/22; y=79/22

125. R: u=23/28; v=6/7

126. R: x=37/65; y=-64/65

127. R: x=-64/71; y=86/71

128. R: p=-15; q=10

129. R: x=23/14; y=13/14

130. R: x=107/101; y=-32/101

131. R: x=-25/104; y=3/52

132. R: u=16/7; v=1

133. R: a=-14/5; b=-11/5

134. R: a=8/65; b=-47/65

135. R: p=25/62; q=55/31

136. R: x=-11/5; y=1/5

137. R: u=2/7; v=2/7

138. R: x=-4/17; y=25/34

139. R: u=119/87; v=-12/29

140. R: x=-2/9; y=29/81

141. R: x=17/18; y=-1/9

142. R: a=11/2; b=-17/2

143. R: u=-5/3; v=10/9

144. R: u=55/52; v=17/26

145. R: x=-33/2; y=10

146. R: a=41/47; b=28/47

147. R: x=2/5; y=24/5

148. R: p=15/13; q=-14/13

149. R: x=10/43; y=-36/43

150. R: u=-2; v=-2

151. R: u=23/15; v=26/45

152. R: x=-6; y=-11/2

153. R: u=-31/10; v=3/2

154. R: u=33/64; v=-5/64

155. R: x=-9/11; y=-17/22

156. R: x=-2; y=2

157. R: u=-1/22; v=17/22

158. R: x=-1/22; y=5/22

159. R: x=-13/23; y=31/23

160. R: x=-7/101; y=24/101

161. R: u=5; v=1/2

162. R: x=-43/55; y=15/11

163. R: a=9/5; b=19/5

164. R: u=4/45; v=-44/45

165. R: u=-3/26; v=4/13

166. R: x=1; y=2

167. R: u=8/19; v=-21/19

168. R: x=4/13; y=1/13

169. R: p=7; q=1/2

170. R: a=9/5; b=-8/5

171. R: x=49/12; y=19/6

172. R: u=-5/56; v=75/56

173. R: p=-56/23; q=30/23

174. R: a=-23/54; b=5/9

175. R: u=16/11; v=-31/11

176. R: x=1; y=-1

177. R: a=-13/21; b=-19/14

178. R: p=-7/62; q=-13/62

179. R: a=22/27; b=46/81

180. R: u=-4; v=-14

181. R: u=-4/7; v=-10/7

182. R: x=-5/2; y=-5/2

183. R: x=1; y=0

184. R: x=1/24; y=5/8

185. R: x=31/2; y=-53/2

186. R: u=1/2; v=-11/18

187. R: a=-19/77; b=43/77

188. R: x=19/6; y=5/3

189. R: p=2; q=-1

190. R: x=13/36; y=7/36

191. R: u=46/75; v=-2/15

192. R: u=-7/8; v=9/4

193. R: u=13/22; v=1/11

194. R: p=-31/65; q=11/13

195. R: x=-14/11; y=-13/11

196. R: a=-26/33; b=-5/11

197. R: p=-114/35; q=17/7

198. R: x=41/34; y=-15/34

199. R: p=20/47; q=-72/47

200. R: a=27/4; b=7

201. R: u=38/21; v=32/21

202. R: u=25/46; v=11/46

203. R: u=64/65; v=36/65

204. R: u=-82/27; v=-16/27

205. R: x=6/11; y=-5/11

206. R: x=38/5; y=-16/5

207. R: p=-23/38; q=-1/38

208. R: a=-19/4; b=31/4

209. R: a=79/11; b=-3/11

210. R: u=15/13; v=-22/13

211. R: x=-17/19; y=-8/19

212. R: x=103/62; y=15/62

213. R: a=33/74; b=13/37

214. R: a=109/71; b=55/71

215. R: a=-18/5; b=-24/5

216. R: a=1; b=1/4

217. R: p=0; q=2

218. R: u=11/13; v=-2/13

219. R: u=21/8; v=-3

220. R: p=27/14; q=12/7

221. R: a=13/8; b=-3/2

222. R: p=6/19; q=73/133

223. R: u=13/10; v=7/15

224. R: p=13/14; q=-1/7

225. R: x=74/25; y=34/25

226. R: u=-2/31; v=24/31

227. R: a=41/21; b=-53/21

228. R: x=35/23; y=22/23

229. R: p=37/51; q=35/51

230. R: a=6/5; b=11/15

231. R: a=84/95; b=-13/95

232. R: x=-26/11; y=19/11

233. R: x=6/11; y=71/33

234. R: a=-22/21; b=10/7

235. R: x=-17/22; y=-45/44

236. R: a=-11/12; b=-5/18

237. R: x=-16/3; y=5/3

238. R: a=1; b=1

239. R: a=3/7; b=-36/7

240. R: u=141/83; v=-24/83

241. R: x=15/58; y=-35/29

242. R: x=-57/29; y=-46/29

243. R: x=2/11; y=-46/55

244. R: u=-43/22; v=59/22

245. R: p=-11/29; q=1/29

246. R: u=11/3; v=14/3

247. R: x=4/5; y=-3/5

248. R: p=-1/4; q=3/2

249. R: a=29/39; b=89/39

250. R: u=23/6; v=8/3

251. R: a=-1/20; b=-3/20

252. R: x=18/37; y=-25/37

253. R: p=-13/9; q=1/81

254. R: x=-58/65; y=4/13

255. R: a=-17/13; b=-19/65

256. R: a=-21/10; b=-23/10

257. R: u=81/101; v=11/101

258. R: a=-67/12; b=161/12

259. R: x=-2; y=6

260. R: u=-33/70; v=9/35

261. R: x=63/64; y=15/8

262. R: a=2/31; b=-77/31

263. R: a=26/9; b=5/3

264. R: x=-9/14; y=3/14

265. R: u=-1/3; v=-13/12

266. R: p=-14/19; q=25/38

267. R: a=3/8; b=3/4

268. R: p=31/83; q=55/83

269. R: p=7/25; q=1/20

270. R: x=-20/59; y=56/59

271. R: a=-6; b=6

272. R: p=1/2; q=1/2

273. R: x=16/55; y=-34/55

274. R: u=1; v=0

275. R: x=67/37; y=-28/37

276. R: x=2/5; y=0

277. R: p=-3/11; q=-63/11

278. R: a=5/3; b=4/3

279. R: u=3/2; v=16/9

280. R: x=7/2; y=3/2

281. R: u=59/71; v=93/71

282. R: u=11/12; v=-13/12

283. R: a=18/13; b=-1/13

284. R: x=-65/27; y=34/27

285. R: x=-10/11; y=26/33

286. R: x=-2/17; y=18/17

287. R: a=1; b=1/3

288. R: p=61/78; q=-23/78

289. R: x=-54/23; y=53/23

290. R: p=21/23; q=5/23

291. R: a=-43/48; b=1/48

292. R: x=7/10; y=-1/4

293. R: u=-19/37; v=-33/37

294. R: a=-5/26; b=-37/26

295. R: x=31/64; y=23/64

296. R: x=5/2; y=-5

297. R: a=-22/83; b=-10/83

298. R: x=-63/104; y=-69/104

299. R: a=-50/47; b=79/47

300. R: u=3/26; v=-45/52

301. R: a=40/13; b=34/13

302. R: x=6; y=47/5

303. R: a=11/19; b=-3/38

304. R: x=5/6; y=-3/2

305. R: x=-1/25; y=-18/25

306. R: a=11/19; b=-5/19

307. R: x=-33/17; y=-35/17

308. R: p=-69/58; q=-5/29

309. R: a=-22/23; b=19/23

310. R: u=1/37; v=51/37

311. R: x=27/14; y=-43/28

312. R: x=17/39; y=-19/26

313. R: a=19/24; b=-41/24

314. R: p=-11/10; q=-2

315. R: a=-5/6; b=-11/12

316. R: u=26/17; v=-21/17

317. R: x=-17; y=59

318. R: u=-9/10; v=-4/5

319. R: x=-2; y=-1

320. R: a=19/13; b=-9/26

321. R: x=7/15; y=1/15

322. R: x=-31/29; y=23/29

323. R: x=72/65; y=-9/26

324. R: a=7/5; b=-9/20

325. R: a=-29/76; b=1/38

326. R: a=3/4; b=-1/2

327. R: u=2/7; v=-5/14

328. R: p=-31/14; q=8/7

329. R: a=49/81; b=11/81

330. R: p=-14/17; q=-4/17

331. R: a=21/62; b=-23/62

332. R: a=-11/12; b=49/12

333. R: x=2; y=1

334. R: x=37/10; y=-39/10

335. R: a=-39/46; b=4/23

336. R: x=38/85; y=-42/85

337. R: x=-12/13; y=-22/13

338. R: x=15/37; y=43/37

339. R: x=1/4; y=9/4

340. R: u=96/29; v=-88/29

341. R: u=-53/3; v=15

342. R: a=-17/10; b=29/20

343. R: u=37/33; v=-1/33

344. R: u=25/3; v=-13/6

345. R: a=12/13; b=-68/13

346. R: a=13/9; b=11/9

347. R: a=-25/4; b=47/2

348. R: u=-65/94; v=-30/47

349. R: a=49/54; b=-4/27

350. R: p=32/55; q=-53/55

351. R: x=-9/8; y=11/14

352. R: x=23/85; y=61/85

353. R: x=1; y=4/7

354. R: x=-4/3; y=-5/3

355. R: u=67/3; v=9

356. R: p=15/2; q=-8

357. R: p=23/10; q=-7/5

358. R: a=14/3; b=-1/3

359. R: x=-17/42; y=-10/21

360. R: x=13/5; y=4/5

361. R: u=31/35; v=-4/7

362. R: u=48/89; v=47/89

363. R: p=7/11; q=40/11

364. R: x=153/64; y=-27/64

365. R: p=-67/26; q=-10/13

366. R: u=-1; v=2

367. R: x=-19/4; y=29/8

368. R: u=3/4; v=-5/4

369. R: a=-25/13; b=1/13

370. R: a=4/3; b=0

371. R: x=-38/39; y=1/13

372. R: x=123/29; y=-33/29

373. R: x=-21/10; y=17/20

374. R: p=23/9; q=-44/27

375. R: p=67/43; q=71/43

376. R: x=-3/19; y=-11/19

377. R: p=-42; q=-77/2

378. R: u=76/143; v=-14/143

379. R: a=-142/91; b=38/91

380. R: p=12/17; q=-22/17

381. R: p=3; q=4

382. R: x=-1/41; y=-29/41

383. R: x=37/21; y=-10/21

384. R: p=21/19; q=3/19

385. R: u=31/52; v=-9/26

386. R: x=43/42; y=19/21

387. R: x=-22/5; y=-2/5

388. R: p=28/45; q=-68/45

389. R: x=-76/13; y=9/13

390. R: x=-11/4; y=7/2

391. R: a=87/74; b=-34/37

392. R: x=10/3; y=-38/9

393. R: x=64/43; y=62/43

394. R: u=45; v=27

395. R: x=75/13; y=-28/13

396. R: a=-1; b=-1

397. R: x=-52/45; y=-49/45

398. R: u=77/135; v=-2/135

399. R: x=15/11; y=5/11

400. R: a=53/23; b=-79/46

401. R: x=-9/14; y=39/28

402. R: x=-23/17; y=4/17

403. R: u=49/13; v=-68/13

404. R: a=26/33; b=-4/33

405. R: a=1/64; b=13/16

406. R: x=-8/15; y=-7/15

407. R: a=77/43; b=79/43

408. R: a=2/13; b=-16/13

409. R: x=-1/2; y=1

410. R: u=-36/7; v=-19/7

411. R: a=-35/103; b=-76/103

412. R: x=-3; y=28/5

413. R: x=21/16; y=1/16

414. R: x=9/0; y=9/0

415. R: a=-29/76; b=-53/38

416. R: a=-64/39; b=73/39

417. R: x=47/38; y=-15/19

418. R: p=44/35; q=3/7

419. R: x=-27/29; y=32/29

420. R: x=3; y=2

421. R: a=-1; b=-1/2

422. R: u=11/24; v=5/24

423. R: p=-14/11; q=-40/33

424. R: a=19/8; b=115/8

425. R: a=-15/11; b=6/11

426. R: p=1; q=-2/5

427. R: x=-7/15; y=4/9

428. R: x=-105/62; y=-20/31

429. R: a=24/19; b=10/19

430. R: a=5/3; b=5/3

431. R: x=-1; y=-6

432. R: x=13/27; y=7/27

433. R: p=23/18; q=13/18

434. R: x=-17/45; y=47/45

435. R: u=-3/2; v=2

436. R: x=1; y=3

437. R: a=-18/5; b=-39/5

438. R: x=-1/14; y=17/14

439. R: a=18/43; b=-89/43

440. R: a=38/85; b=43/85

441. R: x=66/29; y=65/29

442. R: a=4/9; b=-31/18

443. R: a=26/11; b=-30/11

444. R: a=77/68; b=-31/68

445. R: p=42/5; q=17/5

446. R: x=3/14; y=-7/4

447. R: x=-18/31; y=46/31

448. R: u=-19/6; v=-37/15

449. R: x=129/139; y=7/139

450. R: x=5/12; y=23/20

451. R: x=0; y=-5/4

452. R: x=19/6; y=-9/2

453. R: a=18; b=-47/3

454. R: a=2/17; b=24/17

455. R: u=7/12; v=-3/4

456. R: x=9/32; y=-19/16

457. R: x=8/5; y=-2

458. R: u=-37/23; v=-5/23

459. R: u=45/4; v=-81/2

460. R: p=-19/8; q=-15/56

461. R: u=2/17; v=-5/17

462. R: x=19/9; y=-4/9

463. R: x=9/26; y=-29/130

464. R: u=43/7; v=10/7

465. R: x=-17/21; y=-44/21

466. R: a=4/9; b=17/9

467. R: x=88/67; y=27/67

468. R: a=23/2; b=39/2

469. R: p=20/51; q=-19/17

470. R: x=13/21; y=-2/63

471. R: x=13/29; y=41/58

472. R: a=65/77; b=-40/77

473. R: u=-17/33; v=-2/33

474. R: x=10/3; y=-35/27

475. R: u=31/6; v=-7/6

476. R: u=-34/3; v=8/3

477. R: x=7/31; y=32/31

478. R: a=5/7; b=-25/21

479. R: x=83/7; y=-44/7

480. R: p=163/61; q=59/61

481. R: p=29/20; q=43/20

482. R: p=-49/2; q=29/4

483. R: x=47/54; y=107/54

484. R: a=-8/41; b=-10/41

485. R: a=-47/26; b=-121/26

486. R: p=-2/11; q=-23/11

487. R: x=95/49; y=17/49

488. R: p=-9/82; q=-43/41

489. R: a=1/2; b=-3/2

490. R: a=-33/79; b=37/79

491. R: a=40/33; b=6/11

492. R: x=28/59; y=10/59

493. R: a=23/84; b=1/14

494. R: x=-8/17; y=-55/102

495. R: x=17/28; y=53/28

496. R: u=-6/7; v=-38/49

497. R: a=65/21; b=20/7

498. R: x=-1; y=-1

499. R: u=13/6; v=-2/3

500. R: u=34/103; v=-39/103

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