七年级的计算题和答案100道
1)66x+17y=396725x+y=1200
答案：x=48y=47
(2)18x+23y=230374x-y=1998
答案：x=27y=79
(3)44x+90y=779644x+y=3476
答案：x=79y=48
(4)76x-66y=408230x-y=2940
答案：x=98y=51
(5)67x+54y=854671x-y=5680
答案：x=80y=59
(6)42x-95y=-141021x-y=1575
答案：x=75y=48
(7)47x-40y=85334x-y=2006
答案：x=59y=48
(8)19x-32y=-178675x+y=4950
答案：x=66y=95
(9)97x+24y=720258x-y=2900
答案：x=50y=98
(10)42x+85y=636263x-y=1638
答案：x=26y=62
(11)85x-92y=-251827x-y=486
答案：x=18y=44
(12)79x+40y=241956x-y=1176
答案：x=21y=19
(13)80x-87y=215622x-y=880
答案：x=40y=12
(14)32x+62y=513457x+y=2850
答案：x=50y=57
(15)83x-49y=8259x+y=2183
答案：x=37y=61
(16)91x+70y=584595x-y=4275
答案：x=45y=25
(17)29x+44y=528188x-y=3608
答案：x=41y=93
(18)25x-95y=-435540x-y=2000
答案：x=50y=59
(19)54x+68y=328478x+y=1404
答案：x=18y=34
(20)70x+13y=352052x+y=2132
答案：x=41y=50
(21)48x-54y=-318624x+y=1080
答案：x=45y=99
(22)36x+77y=761947x-y=799
答案：x=17y=91
(23)13x-42y=-271731x-y=1333
答案：x=43y=78
(24)28x+28y=333252x-y=4628
答案：x=89y=30
(25)62x-98y=-256446x-y=2024
答案：x=44y=54
(26)79x-76y=-438826x-y=832
答案：x=32y=91
(27)63x-40y=-82142x-y=546
答案：x=13y=41
(28)69x-96y=-120942x+y=3822
答案：x=91y=78
(29)85x+67y=733811x+y=308
答案：x=28y=74
(30)78x+74y=1292814x+y=1218
答案：x=87y=83
(31)39x+42y=533159x-y=5841
答案：x=99y=35
(32)29x+18y=191658x+y=2320
答案：x=40y=42
(33)40x+31y=604345x-y=3555
答案：x=79y=93
(34)47x+50y=859845x+y=3780
答案：x=84y=93
(35)45x-30y=-145529x-y=725
答案：x=25y=86
(36)11x-43y=-136147x+y=799
答案：x=17y=36
(37)33x+59y=325494x+y=1034
答案：x=11y=49
(38)89x-74y=-273568x+y=1020
答案：x=15y=55
(39)94x+71y=751778x+y=3822
答案：x=49y=41
(40)28x-62y=-493446x+y=552
答案：x=12y=85
(41)75x+43y=847217x-y=1394
答案：x=82y=54
(42)41x-38y=-118029x+y=1450
答案：x=50y=85
(43)22x-59y=82463x+y=4725
答案：x=75y=14
(44)95x-56y=-40190x+y=1530
答案：x=17y=36
(45)93x-52y=-85229x+y=464
答案：x=16y=45
(46)93x+12y=882354x+y=4914
答案：x=91y=30
(47)21x-63y=8420x+y=1880
答案：x=94y=30
(48)48x+93y=975638x-y=950
答案：x=25y=92
(49)99x-67y=401175x-y=5475
答案：x=73y=48
(50)83x+64y=929190x-y=3690
答案：x=41y=92
(51)17x+62y=321675x-y=7350
答案：x=98y=25
(52)77x+67y=273914x-y=364
答案：x=26y=11
(53)20x-68y=-459614x-y=924
答案：x=66y=87
(54)23x+87y=411083x-y=5727
答案：x=69y=29
(55)22x-38y=80486x+y=6708
答案：x=78y=24
(56)20x-45y=-352056x+y=728
答案：x=13y=84
(57)46x+37y=708561x-y=4636
答案：x=76y=97
(58)17x+61y=408871x+y=5609
答案：x=79y=45
(59)51x-61y=-190789x-y=2314
答案：x=26y=53
(60)69x-98y=-240421x+y=1386
答案：x=66y=71
(61)15x-41y=75474x-y=6956
答案：x=94y=16
(62)78x-55y=65689x+y=5518
答案：x=62y=76
(63)29x+21y=163331x-y=713
答案：x=23y=46
(64)58x-28y=272435x+y=3080
答案：x=88y=85
(65)28x-63y=-225488x-y=2024
答案：x=23y=46
(66)43x+50y=706485x+y=8330
答案：x=98y=57
(67)58x-77y=117038x-y=2280
答案：x=60y=30
(68)92x+83y=1158643x+y=3010
答案：x=70y=62
(69)99x+82y=605552x-y=1716
答案：x=33y=34
(70)15x+26y=172994x+y=8554
答案：x=91y=14
(71)64x+32y=355256x-y=2296
答案：x=41y=29
(72)94x+66y=1052484x-y=7812
答案：x=93y=27
(73)65x-79y=-581589x+y=2314
答案：x=26y=95
(74)96x+54y=621663x-y=1953
答案：x=31y=60
(75)60x-44y=-35233x-y=1452
答案：x=44y=68
(76)79x-45y=51014x-y=840
答案：x=60y=94
(77)29x-35y=-21859x-y=4897
答案：x=83y=75
(78)33x-24y=190530x+y=2670
答案：x=89y=43
(79)61x+94y=1180093x+y=5952
答案：x=64y=84
(80)61x+90y=500148x+y=2448
答案：x=51y=21
(81)93x-19y=286x-y=1548
答案：x=18y=88
(82)19x-96y=-591030x-y=2340
答案：x=78y=77
(83)80x+74y=808896x-y=8640
答案：x=90y=12
(84)53x-94y=194645x+y=2610
答案：x=58y=12
(85)93x+12y=911728x-y=2492
答案：x=89y=70
(86)66x-71y=-167399x-y=7821
答案：x=79y=97
(87)43x-52y=-174276x+y=1976
答案：x=26y=55
(88)70x+35y=829540x+y=2920
答案：x=73y=91
(89)43x+82y=475711x+y=231
答案：x=21y=47
(90)12x-19y=23695x-y=7885
答案：x=83y=40
(91)51x+99y=803171x-y=2911
答案：x=41y=60
(92)37x+74y=440369x-y=6003
答案：x=87y=16
(93)46x+34y=482071x-y=5183
答案：x=73y=43
(94)47x+98y=586155x-y=4565
答案：x=83y=20
(95)30x-17y=23928x+y=1064
答案：x=38y=53
(96)55x-12y=411279x-y=7268
答案：x=92y=79
(97)27x-24y=-45067x-y=3886
答案：x=58y=84
(98)97x+23y=811914x+y=966
答案：x=69y=62
(99)84x+53y=1127570x+y=6790
答案：x=97y=59
(100)51x-97y=29719x-y=1520
答案：x=80y=39。
