10道二元一次方程组练习题含过程
1.2x+9y=81 3x+y=34
2.9x+4y=35 8x+3y=30
3.7x+2y=52 7x+4y=62
4.4x+6y=54 9x+2y=87
5.2x+y=7 2x+5y=19
6.x+2y=21 3x+5y=56
7.5x+7y=52 5x+2y=22
8.5x+5y=65 7x+7y=203
9.8x+4y=56 x+4y=21
10.5x+7y=41 5x+8y=44
11.7x+5y=54 3x+4y=38
12.x+8y=15 4x+y=29
13.3x+6y=24 9x+5y=46
14.9x+2y=62 4x+3y=36
15.9x+4y=46 7x+4y=42
16.9x+7y=135 4x+y=41
17.3x+8y=51 x+6y=27
18.9x+3y=99 4x+7y=95
19.9x+2y=38 3x+6y=18
20.5x+5y=45 7x+9y=69
21.8x+2y=28 7x+8y=62
22.x+6y=14 3x+3y=27
23.7x+4y=67 2x+8y=26
24.5x+4y=52 7x+6y=74
25.7x+y=9 4x+6y=16
26.6x+6y=48 6x+3y=42
27.8x+2y=16 7x+y=11
28.4x+9y=77 8x+6y=94
29.6x+8y=68 7x+6y=66
30.2x+2y=22 7x+2y=47
1) 66x+17y=3967 25x+y=1200
答案：x=48 y=47
(2) 18x+23y=2303 74x-y=1998
答案：x=27 y=79
(3) 44x+90y=7796 44x+y=3476
答案：x=79 y=48
(4) 76x-66y=4082 30x-y=2940
答案：x=98 y=51
(5) 67x+54y=8546 71x-y=5680
答案：x=80 y=59
(6) 42x-95y=-1410 21x-y=1575
答案：x=75 y=48
(7) 47x-40y=853 34x-y=2006
答案：x=59 y=48
(8) 19x-32y=-1786 75x+y=4950
答案：x=66 y=95
(9) 97x+24y=7202 58x-y=2900
答案：x=50 y=98
(10) 42x+85y=6362 63x-y=1638
答案：x=26 y=62
(11) 85x-92y=-2518 27x-y=486
答案：x=18 y=44
(12) 79x+40y=2419 56x-y=1176
答案：x=21 y=19
(13) 80x-87y=2156 22x-y=880
答案：x=40 y=12
(14) 32x+62y=5134 57x+y=2850
答案：x=50 y=57
(15) 83x-49y=82 59x+y=2183
答案：x=37 y=61
(16) 91x+70y=5845 95x-y=4275
答案：x=45 y=25
(17) 29x+44y=5281 88x-y=3608
答案：x=41 y=93
(18) 25x-95y=-4355 40x-y=2000
答案：x=50 y=59
(19) 54x+68y=3284 78x+y=1404
答案：x=18 y=34
(20) 70x+13y=3520 52x+y=2132
答案：x=41 y=50
(21) 48x-54y=-3186 24x+y=1080
答案：x=45 y=99
(22) 36x+77y=7619 47x-y=799
答案：x=17 y=91
(23) 13x-42y=-2717 31x-y=1333
答案：x=43 y=78
(24) 28x+28y=3332 52x-y=4628
答案：x=89 y=30
(25) 62x-98y=-2564 46x-y=2024
答案：x=44 y=54
(26) 79x-76y=-4388 26x-y=832
答案：x=32 y=91
(27) 63x-40y=-821 42x-y=546
答案：x=13 y=41
(28) 69x-96y=-1209 42x+y=3822
答案：x=91 y=78
(29) 85x+67y=7338 11x+y=308
答案：x=28 y=74
(30) 78x+74y=12928 14x+y=1218
答案：x=87 y=83
(31) 39x+42y=5331 59x-y=5841
答案：x=99 y=35
(32) 29x+18y=1916 58x+y=2320
答案：x=40 y=42
(33) 40x+31y=6043 45x-y=3555
答案：x=79 y=93
(34) 47x+50y=8598 45x+y=3780
答案：x=84 y=93
(35) 45x-30y=-1455 29x-y=725
答案：x=25 y=86
(36) 11x-43y=-1361 47x+y=799
答案：x=17 y=36
(37) 33x+59y=3254 94x+y=1034
答案：x=11 y=49
(38) 89x-74y=-2735 68x+y=1020
答案：x=15 y=55
(39) 94x+71y=7517 78x+y=3822
答案：x=49 y=41
(40) 28x-62y=-4934 46x+y=552
答案：x=12 y=85
(41) 75x+43y=8472 17x-y=1394
答案：x=82 y=54
(42) 41x-38y=-1180 29x+y=1450
答案：x=50 y=85
(43) 22x-59y=824 63x+y=4725
答案：x=75 y=14
(44) 95x-56y=-401 90x+y=1530
答案：x=17 y=36
(45) 93x-52y=-852 29x+y=464
答案：x=16 y=45
(46) 93x+12y=8823 54x+y=4914
答案：x=91 y=30
(47) 21x-63y=84 20x+y=1880
答案：x=94 y=30
(48) 48x+93y=9756 38x-y=950
答案：x=25 y=92
(49) 99x-67y=4011 75x-y=5475
答案：x=73 y=48
(50) 83x+64y=9291 90x-y=3690
答案：x=41 y=92
(51) 17x+62y=3216 75x-y=7350
答案：x=98 y=25
(52) 77x+67y=2739 14x-y=364
答案：x=26 y=11
(53) 20x-68y=-4596 14x-y=924
答案：x=66 y=87
(54) 23x+87y=4110 83x-y=5727
答案：x=69 y=29
(55) 22x-38y=804 86x+y=6708
答案：x=78 y=24
(56) 20x-45y=-3520 56x+y=728
答案：x=13 y=84
(57) 46x+37y=7085 61x-y=4636
答案：x=76 y=97
(58) 17x+61y=4088 71x+y=5609
答案：x=79 y=45
(59) 51x-61y=-1907 89x-y=2314
答案：x=26 y=53
(60) 69x-98y=-2404 21x+y=1386
答案：x=66 y=71
(61) 15x-41y=754 74x-y=6956
答案：x=94 y=16
(62) 78x-55y=656 89x+y=5518
答案：x=62 y=76
(63) 29x+21y=1633 31x-y=713
答案：x=23 y=46
(64) 58x-28y=2724 35x+y=3080
答案：x=88 y=85
(65) 28x-63y=-2254 88x-y=2024
答案：x=23 y=46
(66) 43x+50y=7064 85x+y=8330
答案：x=98 y=57
(67) 58x-77y=1170 38x-y=2280
答案：x=60 y=30
(68) 92x+83y=11586 43x+y=3010
答案：x=70 y=62
(69) 99x+82y=6055 52x-y=1716
答案：x=33 y=34
(70) 15x+26y=1729 94x+y=8554
答案：x=91 y=14
(71) 64x+32y=3552 56x-y=2296
答案：x=41 y=29
(72) 94x+66y=10524 84x-y=7812
答案：x=93 y=27
(73) 65x-79y=-5815 89x+y=2314
答案：x=26 y=95
(74) 96x+54y=6216 63x-y=1953
答案：x=31 y=60
(75) 60x-44y=-352 33x-y=1452
答案：x=44 y=68
(76) 79x-45y=510 14x-y=840
答案：x=60 y=94
(77) 29x-35y=-218 59x-y=4897
答案：x=83 y=75
(78) 33x-24y=1905 30x+y=2670
答案：x=89 y=43
(79) 61x+94y=11800 93x+y=5952
答案：x=64 y=84
(80) 61x+90y=5001 48x+y=2448
答案：x=51 y=21
(81) 93x-19y=2 86x-y=1548
答案：x=18 y=88
(82) 19x-96y=-5910 30x-y=2340
答案：x=78 y=77
(83) 80x+74y=8088 96x-y=8640
答案：x=90 y=12
(84) 53x-94y=1946 45x+y=2610
答案：x=58 y=12
(85) 93x+12y=9117 28x-y=2492
答案：x=89 y=70
(86) 66x-71y=-1673 99x-y=7821
答案：x=79 y=97
(87) 43x-52y=-1742 76x+y=1976
答案：x=26 y=55
(88) 70x+35y=8295 40x+y=2920
答案：x=73 y=91
(89) 43x+82y=4757 11x+y=231
答案：x=21 y=47
(90) 12x-19y=236 95x-y=7885
答案：x=83 y=40
(91) 51x+99y=8031 71x-y=2911
答案：x=41 y=60
(92) 37x+74y=4403 69x-y=6003
答案：x=87 y=16
(93) 46x+34y=4820 71x-y=5183
答案：x=73 y=43
(94) 47x+98y=5861 55x-y=4565
答案：x=83 y=20
(95) 30x-17y=239 28x+y=1064
答案：x=38 y=53
(96) 55x-12y=4112 79x-y=7268
答案：x=92 y=79
(97) 27x-24y=-450 67x-y=3886
答案：x=58 y=84
(98) 97x+23y=8119 14x+y=966
答案：x=69 y=62
(99) 84x+53y=11275 70x+y=6790
答案：x=97 y=59
(100) 51x-97y=297 19x-y=1520
答案：x=80 y=39
不好意思，没有题目
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