100道数学计算题（八年级上册的）
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
1、(3ab-2a)÷a
2、（x^3-2x^y)÷(-x^2)
3、-21a^2b^3÷7a^2b
4、(6a^3b-9a^c)÷3a^2
5、(5ax^2+15x)÷5x
6、(a+2b)(a-2b)
7、(3a+b)^2
8、(1/2 a-1/3 b)^2
9、(x+5y)(x-7y)
10、(2a+3b)(2a+3b)
11、(x+5)(x-7)
12、5x^3×8x^2
13、-3x×(2x^2-x+4)
14、11x^12×(-12x^11)
15、(x+5)(x+6)
16、(2x+1)(2x+3)
17、3x^3y×(2x^2y-3xy)
18、2x×(3x^2-xy+y^2)
19、(a^3)^3÷(a^4)^2
20、(x^2y)^5÷(x^2y)^3
21、(y^3)^3÷y^3÷(-y^2)^2
22、(-2mn^3)^3
23、(2x-1)(3x+2)
24、(2/3 x+3/4y)^2
25、2001^2-2002×2002
26、(2x+5)^2-(2x-5)^2
27、-12m^3n^3÷4m^2n^3
28、2x^2y^2-4y^3z
29、1-4x^2
30、x^3-25x
31、x^3+4x^2+4x
32、(x+2)(x+6)
33、2a×3a^2
34、(-2mn^2)^3
35、（-m+n)(m-n）
36、27x^8÷3x^4
37、(-2x^2)×(-y)+3xy×(1-1/3 x)
38、am-an+ap
39、25x^2+20xy+4y^2
40、(-4m^4+20m^3n-m^2n^2)÷(-4m^2)
41、(12p^3q^4+20p^3q^2r-6p^4q^3)÷(-2pq)^2
42、[4y(2x-y)-2x(2x-y)]÷(2x-y)
43、(x^2y^3-1/2 x^3y^2+2x^2y^2)÷1/2 xy^2
44、(4a^3b^3-6a^2b^3c-2ab^5)÷(-2ab^2)
45、（ax+bx)÷x
46、(ma+mb+mc)÷m
47、(9x^4-15x^2+6x)÷3x
48、(28a^3b^2c+a^2b^3-14a^2b^2)÷(-7a^2b)
49、(6xy^2)^2÷3xy
50、24a^3b^2÷3ab^2
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 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
答案：x=97 y=59
(100) 51x-97y=297
19x-y=1520
答案：x=80 y=39
(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
答案：x=97 y=59
(100) 51x-97y=297
19x-y=1520
答案：x=80 y=39
这样没灵魂，把自己在八年级上册做过的资料和试卷之类的拿出来找找，准不止100道计算题
要是找不到，我把试卷拍给你，我这贼多，就是打字慢，别介意哈！
100道数学计算题（八年级上册的）视频
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别牲纪解题如下：所用公式：a^2-b^2=(a+b)(a-b) a^2-2ab+b^2=（a-b) ^2 a^2+2ab+b^2=（a+b) ^2 （3)原式=(x^2-3^2)(x^2+3^2)=(x^2)^2-(3^2)^2=x^4-81 (4)原式=[x+（y-z)][x-(y-z)]=x^2-(y-z)^2 16.（1）原式=9a^2-12ab+4b^2=(...
别牲纪x=10 把x=10代入(1)式，得：y=5 题2：先减去3分球得分：22-2*3=16 再减去3分球的个数：14-2=12 设投入x个2分球，投入y个罚球，则有：x+y=12 ---(1)2x+y=16 ---(2)(2)-(1),得：x=4 把x=4代入(1)得：y=83 ...
别牲纪求八年级上册数学题! 最好是填空题或选择题,要经典的。请发到邮箱[email protected].分不是问题.....如果能,请计算此时广告应是多少万元?如果不能;请说明理由。解:设年利润为a万元,a=4×10y-3×10y
