二元一次方程组 习题及答案100道3x 5y94之欧阳歌谷创作.docx
《二元一次方程组 习题及答案100道3x 5y94之欧阳歌谷创作.docx》由会员分享,可在线阅读,更多相关《二元一次方程组 习题及答案100道3x 5y94之欧阳歌谷创作.docx(14页珍藏版)》请在冰豆网上搜索。
二元一次方程组习题及答案100道3x5y94之欧阳歌谷创作
二元一次方程组习题及答案100道
欧阳歌谷(2021.02.01)
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=48y=47
(2)18x+23y=2303
74xy=1998
答案:
x=27y=79
(3)44x+90y=7796
44x+y=3476
答案:
x=79y=48
(4)76x66y=4082
30xy=2940
答案:
x=98y=51
(5)67x+54y=8546
71xy=5680
答案:
x=80y=59
(6)42x95y=1410
21xy=1575
答案:
x=75y=48
(7)47x40y=853
34xy=
答案:
x=59y=48
(8)19x32y=1786
75x+y=4950
答案:
x=66y=95
(9)97x+24y=7202
58xy=2900
答案:
x=50y=98
(10)42x+85y=6362
63xy=1638
答案:
x=26y=62
(11)85x92y=2518
27xy=486
答案:
x=18y=44
(12)79x+40y=2419
56xy=1176
答案:
x=21y=19
(13)80x87y=2156
22xy=880
答案:
x=40y=12
(14)32x+62y=5134
57x+y=2850
答案:
x=50y=57
(15)83x49y=82
59x+y=2183
答案:
x=37y=61
(16)91x+70y=5845
95xy=4275
答案:
x=45y=25
(17)29x+44y=5281
88xy=3608
答案:
x=41y=93
(18)25x95y=4355
40xy=2000
答案:
x=50y=59
(19)54x+68y=3284
78x+y=1404
答案:
x=18y=34
(20)70x+13y=3520
52x+y=2132
答案:
x=41y=50
(21)48x54y=3186
24x+y=1080
答案:
x=45y=99
(22)36x+77y=7619
47xy=799
答案:
x=17y=91
(23)13x42y=2717
31xy=1333
答案:
x=43y=78
(24)28x+28y=3332
52xy=4628
答案:
x=89y=30
(25)62x98y=2564
46xy=2024
答案:
x=44y=54
(26)79x76y=4388
26xy=832
答案:
x=32y=91
(27)63x40y=821
42xy=546
答案:
x=13y=41
(28)69x96y=1209
42x+y=3822
答案:
x=91y=78
(29)85x+67y=7338
11x+y=308
答案:
x=28y=74
(30)78x+74y=12928
14x+y=1218
答案:
x=87y=83
(31)39x+42y=5331
59xy=5841
答案:
x=99y=35
(32)29x+18y=1916
58x+y=2320
答案:
x=40y=42
(33)40x+31y=6043
45xy=3555
答案:
x=79y=93
(34)47x+50y=8598
45x+y=3780
答案:
x=84y=93
(35)45x30y=1455
29xy=725
答案:
x=25y=86
(36)11x43y=1361
47x+y=799
答案:
x=17y=36
(37)33x+59y=3254
94x+y=1034
答案:
x=11y=49
(38)89x74y=2735
68x+y=1020
答案:
x=15y=55
(39)94x+71y=7517
78x+y=3822
答案:
x=49y=41
(40)28x62y=4934
46x+y=552
答案:
x=12y=85
(41)75x+43y=8472
17xy=1394
答案:
x=82y=54
(42)41x38y=1180
29x+y=1450
答案:
x=50y=85
(43)22x59y=824
63x+y=4725
答案:
x=75y=14
(44)95x56y=401
90x+y=1530
答案:
x=17y=36
(45)93x52y=852
29x+y=464
答案:
x=16y=45
(46)93x+12y=8823
54x+y=4914
答案:
x=91y=30
(47)21x63y=84
20x+y=1880
答案:
x=94y=30
(48)48x+93y=9756
38xy=950
答案:
x=25y=92
(49)99x67y=4011
75xy=5475
答案:
x=73y=48
(50)83x+64y=9291
90xy=3690
答案:
x=41y=92
(51)17x+62y=3216
75xy=7350
答案:
x=98y=25
(52)77x+67y=2739
14xy=364
答案:
x=26y=11
(53)20x68y=4596
14xy=924
答案:
x=66y=87
(54)23x+87y=4110
83xy=5727
答案:
x=69y=29
(55)22x38y=804
86x+y=6708
答案:
x=78y=24
(56)20x45y=3520
56x+y=728
答案:
x=13y=84
(57)46x+37y=7085
61xy=4636
答案:
x=76y=97
(58)17x+61y=4088
71x+y=5609
答案:
x=79y=45
(59)51x61y=1907
89xy=2314
答案:
x=26y=53
(60)69x98y=2404
21x+y=1386
答案:
x=66y=71
(61)15x41y=754
74xy=6956
答案:
x=94y=16
(62)78x55y=656
89x+y=5518
答案:
x=62y=76
(63)29x+21y=1633
31xy=713
答案:
x=23y=46
(64)58x28y=2724
35x+y=3080
答案:
x=88y=85
(65)28x63y=2254
88xy=2024
答案:
x=23y=46
(66)43x+50y=7064
85x+y=8330
答案:
x=98y=57
(67)58x77y=1170
38xy=2280
答案:
x=60y=30
(68)92x+83y=11586
43x+y=3010
答案:
x=70y=62
(69)99x+82y=6055
52xy=1716
答案:
x=33y=34
(70)15x+26y=1729
94x+y=8554
答案:
x=91y=14
(71)64x+32y=3552
56xy=2296
答案:
x=41y=29
(72)94x+66y=10524
84xy=7812
答案:
x=93y=27
(73)65x79y=5815
89x+y=2314
答案:
x=26y=95
(74)96x+54y=6216
63xy=1953
答案:
x=31y=60
(75)60x44y=352
33xy=1452
答案:
x=44y=68
(76)79x45y=510
14xy=840
答案:
x=60y=94
(77)29x35y=218
59xy=4897
答案:
x=83y=75
(78)33x24y=1905
30x+y=2670
答案:
x=89y=43
(79)61x+94y=11800
93x+y=5952
答案:
x=64y=84
(80)61x+90y=5001
48x+y=2448
答案:
x=51y=21
(81)93x19y=2
86xy=1548
答案:
x=18y=88
(82)19x96y=5910
30xy=2340
答案:
x=78y=77
(83)80x+74y=8088
96xy=8640
答案:
x=90y=12
(84)53x94y=1946
45x+y=2610
答案:
x=58y=12
(85)93x+12y=9117
28xy=2492
答案:
x=89y=70
(86)66x71y=1673
99xy=7821
答案:
x=79y=97
(87)43x52y=1742
76x+y=1976
答案:
x=26y=55
(88)70x+35y=8295
40x+y=2920
答案:
x=73y=91
(89)43x+82y=4757
11x+y=231
答案:
x=21y=47
(90)12x19y=236
95xy=7885
答案:
x=83y=40
(91)51x+99y=8031
71xy=2911
答案:
x=41y=60
(92)37x+74y=4403
69xy=6003
答案:
x=87y=16
(93)46x+34y=4820
71xy=5183
答案:
x=73y=43
(94)47x+98y=5861
55xy=4565
答案:
x=83y=20
(95)30x17y=239
28x+y=1064
答案:
x=38y=53
(96)55x12y=4112
79xy=7268
答案:
x=92y=79
(97)27x24y=450
67xy=3886
答案:
x=58y=84
(98)97x+23y=8119
14x+y=966
答案:
x=69y=62
(99)84x+53y=11275
70x+y=6790
答案:
x=97y=59
(100)51x97y=297
19xy=1520
答案:
x=80y=39