二元一次方程计算题实用

1、7x+7y=2039.2x+9y=819x+7y=1358x+4y=563x+y=344x+y=41x+4y=219x+4y=353x+8y=515x+7y=418x+3y=30x+6y=275x+8y=447x+2y=529x+3y=997x+5y=547x+4y=624x+7y=953x+4y=384x+6y=549x+2y=38x+8y=159x+2y=873x+6y=184x+y=292x+y=75x+5y=453x+6y=242x+5y=197x+9y=699x+5y=46x+2y=218x+2y=289x+2y=623x+5y=567x+8y=624x+3y=365x+7y=52x

2、+6y=149x+4y=465x+2y=223x+3y=277x+4y=425x+5y=657x+4y=672x+8y=2666x+17y=396725x+y=1200(6)42x-95y=-141021x-y=15755x+4y=527x+6y=74答案：x=48y=47答案：x=75y=487x+y=9(2)18x+23y=230374x-y=1998(7)47x-40y=85334x-y=20064x+6y=166x+6y=48答案：x=27y=79答案：x=59y=486x+3y=4244x+90y=779644x+y=3476(8)19x-32y=-178675x+y=49508x+

3、2y=167x+y=11答案：x=79y=48答案：x=66y=954x+9y=77(4)76x-66y=408230x-y=2940(9)97x+24y=720258x-y=29008x+6y=946x+8y=68答案：x=98y=51答案：x=50y=987x+6y=6667x+54y=854671x-y=5680(10)42x+85y=636263x-y=16382x+2y=227x+2y=47答案：x=80y=59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

4、(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=5

5、0(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=

6、78(29)85x+67y=733811x+y=308答案：x=28y=74(30)78x+74y=1292814x+y=1218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=87y=83(31)39x+42y=533159x-y=5841答案：x=99y=

7、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=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=3

8、6(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) 2

9、0x-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学习必备欢迎下载答案：x=66y=71答案：x=23y=46(56)20x-45y=-3520(61)15x-41y=754(66)43x+50y=706456x+y=72874x-y=695685x+y=8330答案：x=13y=84答案：x=94y=16答案：x=98y=57(57)46x+37y=7085(62)78x-55y=656(67)58x-77y=117061x-y=

10、463689x+y=551838x-y=2280答案：x=76y=97答案：x=62y=76答案：x=60y=30(58)17x+61y=4088(63)29x+21y=1633(68)92x+83y=1158671x+y=560931x-y=71343x+y=3010答案：x=79y=45答案：x=23y=46答案：x=70y=62(59)51x-61y=-1907(64)58x-28y=2724(69)99x+82y=605589x-y=231435x+y=308052x-y=1716答案：x=26y=53答案：x=88y=85答案：x=33y=34(60)69x-98y=-2404(65

11、)28x-63y=-2254(70)15x+26y=172921x+y=138688x-y=202494x+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)

12、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)93

13、x+12y=911728x-y=2492答案：x=89y=70(86)66x-71y=-167399x-y=7821答案：x=38y=53(96)55x-12y=411279x-y=7268答案：x=83y=40(91)51x+99y=803171x-y=2911答案：x=79y=97(87)43x-52y=-174276x+y=1976答案：x=41y=60(92)37x+74y=440369x-y=6003答案：x=92y=79(97)27x-24y=-45067x-y=3886答案：x=26y=55(88)70x+35y=829540x+y=2920答案：x=87y=16(93)46x+

14、34y=482071x-y=5183答案：x=58y=84(98)97x+23y=811914x+y=966答案：x=73y=91(89)43x+82y=475711x+y=231答案：x=73y=43(94)47x+98y=586155x-y=4565答案：x=69y=62(99)84x+53y=1127570x+y=6790答案：x=21y=47(90)12x-19y=23695x-y=7885答案：x=83y=20(95)30x-17y=23928x+y=1064答案：x=97y=59(100)51x-97y=29719x-y=1520答案：x=80y=38知识点1二元一次方程的定义：含有两个未知数，且含有未知数的项的次数为1的整式方程叫二元一次方程。注：1。方程中有且只有一个未知数。方程中含有未知数的项的次数为1。方程为整式方程。（三个条件完全满足的就是二元一次方程）2.含有未知数的项的系数不等于零，且两未知数的次数为1。即若axm+byn=c是二元一次方程，则aw0,bw0且m=1,n=1知识点2二元一次方程组的定义：由两个二元一次方程所组成的方程组叫二元一次方程组（不