七年级数学上册方程计算题

七年级数学上册方程计算题

(1)66x+17y=3967

25x+y=1200

答案：x=48y=47

(2)18x+23y=2303

74x-y=1998

答案：x=27y=79

⑶44x+90y=7796

44x+y=3476

答案：x=79y=48

(4)76x-66y=4082

30x-y=2940

答案：x=98y=51

⑸67x+54y=8546

71x-y=5680

答案：x=80y=59

(6)42x-95y=-1410

21x-y=1575

答案：x=75y=48

⑺47x-40y=853

34x-y=2006

答案：x=59y=48

(8)19x-32y=-1786

75x+y=4950

答案：x=66y=95

(9)97x+24y=7202

58x-y=2900

答案：x=50y=98

(10)42x+85y=6362

63x-y=1638

答案：x=26y=62

(11)85x-92y=-2518

27x-y=486

答案：x=18y=44

(12)79x+40y=2419

56x-y=1176

答案：x=21y=19

(13)80x-87y=2156

22x-y=880

答案：

x=40y=12

(14)32x+62y=5134

57x+y=2850

答案：x=50y=57

(15)83x-49y=82

59x+y=2183

答案：x=37y=61

(16)91x+70y=5845

95x-y=4275

答案：x=45y=25

(17)29x+44y=5281

88x-y=3608

答案：x=41y=93

(18)25x-95y=-4355

40x-y=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)48x-54y=-3186

24x+y=1080

答案：

x=45y=99

(22)36x+77y=7619

47x-y=799

(30)78x+74y=12928

14x+y=1218

答案：x=87y=83

(31)39x+42y=5331

59x-y=5841

答案：x=99y=35

(32)29x+18y=1916

58x+y=2320

答案：

x=40y=42

(33)40x+31y=6043

45x-y=3555

答案：x=79y=93

(34)47x+50y=8598

45x+y=3780

答案：

x=84y=93

(35)45x-30y=-1455

29x-y=725

答案：x=25y=86

(36)llx-43y=-1361

47x+y=799

答案：x=17y=36

(37)33x+59y=3254

94x+y=1034

答案：x=lly=49

(38)89x-74y=-2735

68x+y=1020

答案：x=15y=55

(39)94x+71y=7517

78x+y=3822

答案：

x=49y=41

(40)28x-62y=-4934

46x+y=552

答案：x=12y=85

(41)75x+43y=8472

17x-y=1394

答案：x=82y=54

(42)41x-38y=-1180

29x+y=1450

答案：x=50y=85

(43)22x-59y=824

63x+y=4725

答案：x=75y=14

(44)95x-56y=-401

90x+y=1530

答案：x=17y=36

(45)93x-52y=-852

29x+y=464

答案：x=16y=45

(46)93x+12y=8823

54x+y=4914

答案：x=91y=30

(47)21x-63y=84

20x+y=1880

答案：

x=94y=30

(48)48x+93y=9756

38x-y=950

答案：x=25y=92

(49)99x-67y=4011

75x-y=5475

答案：x=73y=48

(50)83x+64y=9291

90x-y=3690

答案：x=41y=92

(51)17x+62y=3216

75x-y=7350

答案：x=98y=25

(52)77x+67y=2739

14x-y=364

答案：x=26y=ll

(53)20x-68y=-4596

14x-y=924

答案：x=66y=87

(54)23x+87y=4110

83x-y=5727

答案：x=69y=29

(55)22x-38y=804

86x+y=6708

答案：x=78y=24

(56)20x-45y=-3520

56x+y=728

答案：x=13y=84

(57)46x+37y=7085

61x-y=4636

答案：x=76y=97

(58)17x+61y=4088

71x+y=5609

答案：x=79y=45

(59)51x-61y=-1907

89x-y=2314

答案：x=26y=53

(60)69x-98y=-2404

21x+y=1386

答案:x=66y=71

(61)15x-41y=754

74x-y=6956

答案：x=94y=16

(62)78x-55y=656

89x+y=5518

答案：x=62y=76

(63)29x+21y=1633

31x-y=713

答案:x=23y=46

(64)58x-28y=2724

35x+y=3080

答案：x=88y=85

(65)28x-63y=-2254

88x-y=2024

答案:x=23y=46

(66)43x+50y=7064

85x+y=8330

答案：

x=98y=57

(67)58x-77y=1170

38x-y=2280

答案：x=60y=30

(68)92x+83y=11586

43x+y=3010

答案：x=70y=62

(69)99x+82y=6055

52x-y=1716

答案：

x=33y=34

(70)15x+26y=1729

94x+y=8554

答案：

x=91y=14

(71)64x+32y=3552

56x-y=2296

答案：x=41y=29

(72)94x+66y=10524

84x-y=7812

答案：

x=93y=27

(73)65x-79y=-5815

89x+y=2314

答案：

x=26y=95

(74)96x+54y=6216

63x-y=1953

答案：x=31y=60

(75)60x-44y=-352

33x-y=1452

答案：x=44y=68

(76)79x-45y=510

14x-y=840

答案：x=60y=94

(77)29x-35y=-21