本文格式為Word版，下載可任意編輯——二元一次方程計算題及答案

1.

3x+y=342.9x+4y=35

8x+3y=303.7x+4y=624.4x+6y=549x+2y=875.2x+5y=196.3x+5y=567.5x+7y=525x+2y=228.5x+5y=65

7x+7y=2039.10.x+7y=41

5x+8y=4411.x+5y=5412.

4x+y=2913.x+6y=2414.9x+2y=624x+3y=3616.x+7y=1354x+y=4117.x+8y=51x+6y=2718.x+3y=99

4x+7y=9519.x+2y=38

3x+6y=1820.x+5y=45

7x+9y=698x+2y=28

7x+8y=6222.+6y=14

3x+3y=2723.

2x+8y=2624.

7x+6y=7425.x+y=9

4x+6y=166x+6y=48

6x+3y=4227.8x+2y=16

7x+y=1128.x+9y=77

8x+6y=9429.

7x+6y=66

1)66x+17y=396725

x+y=1200(2)18x+23y=230374

x-y=1998(3)44x+90y=779644

x+y=3476(4)76x-66y=408230

x-y=2940(5)67x+54y=854671

x-y=5680(6)42x-95y=-141021

x-y=1575(7)47x-40y=85334

x-y=2023(8)19x-32y=-178675

x+y=4950(9)97x+24y=720258

x-y=2900(10)42x+85y=636263

x-y=1638(11)85x-92y=-251827

x-y=486(12)79x+40y=241956

x-y=1176(13)80x-87y=215622

x-y=880(14)32x+62y=513457

x+y=2850(16)91x+70y=584595

x-y=4275(17)29x+44y=528188

x-y=3608(18)25x-95y=-435540

x-y=2000(19)54x+68y=328478

x+y=1404(20)70x+13y=352052

x+y=2132(21)48x-54y=-318624

x+y=1080(22)36x+77y=761947

x-y=799(23)13x-42y=-271731

x-y=1333(24)28x+28y=333252

x-y=4628(25)62x-98y=-256446

x-y=2024

1)答案：x=48y=47(2)答案：x=27y=79(3)答案：x=79y=48(4)答案：x=98y=51(5)答案：x=80y=59(6)答案：x=75y=48(7)答案：x=59y=48(8)答案：x=66y=95(9)答案：x=50y=98(10)答案：x=26y=62(11)答案：x=18y=44(12)答案：x=21y=19(13)答案：x=40y=12(14)答案：x=50y=57(15)答案：x=37y=61(16)答案：x=45y=25(17)答案：x=41y=93(18)答案：x=50y=59(19)答案：x=18y=34(20)答案：x=41y=50(21)答案：x=45y=99(22)答案：x=17y=91(23)答案：x=43y=78(24)答案：x=89y=30(25)答案：x=44y=54

(2)18x+23y=230374x-y=1998(3)44x+90y=779644x+y=3476(4)76x-66y=408230x-y=2940(5)67x+54y=854671x-y=5680(6)42x-95y=-141021x-y=1575(7)47x-40y=85334x-y=2023(8)19x-32y=-178675x+y=4950(9)97x+24y=720258x-y=2900(10)42x+85y=636263x-y=1638(11)85x-92y=-251827x-y=486(12)79x+40y=241956x-y=1176(13)80x-87y=215622x-y=880(14)32x+62y=513457x+y=2850(17)29x+44y=528188x-y=3608(18)25x-95y=-435540x-y=2000(19)54x+68y=328478x+y=1404(20)70x+13y=352052x+y=2132(21)48x-54y=-318624x+y=1080(22)36x+77y=761947x-y=799(23)13x-42y=-271731x-y=1333(24)28x+28y=333252x-y=4628(25)62x-98y=-256446x-y=2024(26)79x-76y=-438826x-y=832(27)63x-40y=-82142x-y=546(28)69x-96y=-120942x+y=3822(29)85x+67y=733811x+y=308

(32)29x+18y=191658x+y=2320(33)40x+31y=604345x-y=3555(34)47x+50y=859845x+y=3780(35)45x-30y=-145529x-y=725(36)11x-43y=-136147x+y=799(37)33x+59y=325494x+y=1034(38)89x-74y=-273568x+y=1020(39)94x+71y=751778x+y=3822(40)28x-62y=-493446x+y=552(41)75x+43y=847217x-y=1394(42)41x-38y=-118029x+y=1450(43)22x-59y=82463x+y=4725(44)95x-56y=-40190x+y=1530(47)21x-63y=8420x+y=1880(48)48x+93y=975638x-y=950(49)99x-67y=401175x-y=5475(50)83x+64y=929190x-y=3690

(1)答案：x=48y=47(2)答案：x=27y=79(3)答案：x=79y=48(4)答案：x=98y=51(5)答案：x=80y=59(6)答案：x=75y=48(29)答案：x=28y=74(30)答案：x=87y=83(31)答案：x=99y=35(32)答案：x=40y=42(33)答案：x=79y=93(34)答案：x=84y=93(7)答案：x=59y=48(8)答案：x=66y=95(9)答案：x=50y=98(10)答案：x=26y=62(11)答案：x=18y=44(12)答案：x=21y=19(13)答案：x=40y=12(14)答案：x=50y=57(15)答案：x=37y=61(16)答案：x=45y=25(17)答案：x=41y=93(18)答案：x=50y=59(19)答案：x=18y=34(20)答案：x=41y=50(21)答案：x=45y=99(22)答案：x=17y=91(23)答案：x=43y=78(24)答案：x=89y=30(25)答案：x=44y=54(26)答案：x=32y=91(35)答案：(36)答案：(37)答案：(38)答案：(39)答案：(40)答案：(41)答案：(42)答案：(43)答案：(44)答案：(45)答案：(46)答案：(47)答案：(48)答案：(4