1)66x+17y=3967

25x+y=1200

答案：x=48y=47

(2)18x+23y=2303

74x-y=1998

答案：x=27y=79

(3)44x+90y=7796

44x+y=3476

答案：x=79y=48

(4)76x-66y=4082

30x-y=2940

答案：x=98y=51

(5)67x+54y=8546

71x-y=5680

答案：x=80y=59

(6)42x-95y=-1410

21x-y=1575

答案：x=75y=48

(7)47x-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

答案：x=17y=91

(23)13x-42y=-2717

31x-y=1333

答案：x=43y=78

(24)28x+28y=3332

52x-y=4628

答案：x=89y=30

(25)62x-98y=-2564

46x-y=2024

答案：x=44y=54

(26)79x-76y=-4388

26x-y=832

答案：x=32y=91

(27)63x-40y=-821

42x-y=546

答案：x=13y=41

(28)69x-96y=-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

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)11x-43y=-1361

47x+y=799

答案：x=17y=36

(37)33x+59y=3254

94x+y=1034

答案：x=11y=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=46更多追问追答追问

要初一的

还有更好的吗？

不要二元一次方程组

这是初一下册的

没有