二元一次方程组习题及答案100道+9y=813x+y=34+4y=358x+3y=30+2y=527x+4y=62+6y=549x+2y=87+y=72x+5y=19+2y=213x+5y=56+7y=525x+2y=22+5y=657x+7y=203+4y=56x+4y=215x+8y=44 +5y=543x+4y=38 +8y=154x+y=29 +6y=249x+5y=46 +2y=624x+3y=36 +4y=467x+4y=42 +7y=135 4x+y=41 +8y=51x+6y=27 +3y=994x+7y=95 +2y=38+5y=457x+9y=69 +2y=287x+8y=62 +6y=143x+3y=27 +4y=672x+8y=26 +4y=527x+6y=74 +y=94x+6y=16 +6y=486x+3y=42 +2y=167x+y=11 +9y=778x+6y=947x+6y=66+2y=227x+2y=471) 66x+17y=3967 25x+y=1200答案：x=48 y=47 (2) 18x+23y=2303 74x-y=1998答案：x=27 y=79 (3) 44x+90y=7796 44x+y=3476答案：x=79 y=48 (4) 76x-66y=4082 30x-y=2940答案：x=98 y=51 (5) 67x+54y=8546 71x-y=5680答案：x=80 y=59(6) 42x-95y=-1410 21x-y=1575答案：x=75 y=48 (7) 47x-40y=85334x-y=2006答案：x=59 y=48 (8) 19x-32y=-1786 75x+y=4950答案：x=66 y=95 (9) 97x+24y=7202 58x-y=2900答案：x=50 y=98 (10) 42x+85y=6362 63x-y=1638答案：x=26 y=62 (11) 85x-92y=-2518 27x-y=486答案：x=18 y=44 (12) 79x+40y=241956x-y=1176答案：x=21 y=19 (13) 80x-87y=2156 22x-y=880答案：x=40 y=12 (14) 32x+62y=5134 57x+y=2850答案：x=50 y=57 (15) 83x-49y=8259x+y=2183答案：x=37 y=61 (16) 91x+70y=5845 95x-y=4275答案：x=45 y=25 (17) 29x+44y=5281 88x-y=3608答案：x=41 y=93 (18) 25x-95y=-4355 40x-y=2000答案：x=50 y=59 (19) 54x+68y=3284 78x+y=1404答案：x=18 y=34 (20) 70x+13y=3520 52x+y=2132答案：x=41 y=50 (21) 48x-54y=-3186 24x+y=1080答案：x=45 y=99 (22) 36x+77y=7619 47x-y=799答案：x=17 y=91 (23) 13x-42y=-2717 31x-y=1333答案：x=43 y=78 (24) 28x+28y=3332 52x-y=4628答案：x=89 y=30(25) 62x-98y=-2564 46x-y=2024答案：x=44 y=54 (26) 79x-76y=-4388 26x-y=832答案：x=32 y=91 (27) 63x-40y=-821 42x-y=546答案：x=13 y=41 (28) 69x-96y=-1209 42x+y=3822答案：x=91 y=78 (29) 85x+67y=7338 11x+y=308答案：x=28 y=74 (30) 78x+74y=12928 14x+y=1218答案：x=87 y=83 (31) 39x+42y=533159x-y=5841答案：x=99 y=35 (32) 29x+18y=1916 58x+y=2320答案：x=40 y=42 (33) 40x+31y=6043 45x-y=3555答案：x=79 y=93 (34) 47x+50y=8598 45x+y=3780答案：x=84 y=93 (35) 45x-30y=-1455 29x-y=725答案：x=25 y=86 (36) 11x-43y=-1361 47x+y=799答案：x=17 y=36 (37) 33x+59y=3254 94x+y=1034答案：x=11 y=49 (38) 89x-74y=-2735 68x+y=1020答案：x=15 y=55 (39) 94x+71y=7517 78x+y=3822答案：x=49 y=41 (40) 28x-62y=-4934 46x+y=552答案：x=12 y=85 (41) 75x+43y=8472 17x-y=1394答案：x=82 y=54 (42) 41x-38y=-1180 29x+y=1450答案：x=50 y=85 (43) 22x-59y=824 63x+y=4725答案：x=75 y=14(44) 95x-56y=-401 90x+y=1530答案：x=17 y=36 (45) 93x-52y=-852 29x+y=464答案：x=16 y=45 (46) 93x+12y=8823 54x+y=4914答案：x=91 y=30 (47) 21x-63y=84 20x+y=1880答案：x=94 y=30 (48) 48x+93y=9756 38x-y=950答案：x=25 y=92 (49) 99x-67y=4011 75x-y=5475答案：x=73 y=48 (50) 83x+64y=929190x-y=3690答案：x=41 y=92 (51) 17x+62y=3216 75x-y=7350答案：x=98 y=25 (52) 77x+67y=2739 14x-y=364答案：x=26 y=11 (53) 20x-68y=-4596 14x-y=924答案：x=66 y=87 (54) 23x+87y=4110 83x-y=5727答案：x=69 y=29 (55) 22x-38y=804 86x+y=6708答案：x=78 y=24 (56) 20x-45y=-3520 56x+y=728答案：x=13 y=84 (57) 46x+37y=7085 61x-y=4636答案：x=76 y=97 (58) 17x+61y=4088 71x+y=5609答案：x=79 y=45 (59) 51x-61y=-1907 89x-y=2314答案：x=26 y=53 (60) 69x-98y=-2404 21x+y=1386答案：x=66 y=71 (61) 15x-41y=754 74x-y=6956答案：x=94 y=16 (62) 78x-55y=656 89x+y=5518答案：x=62 y=76(63) 29x+21y=1633 31x-y=713答案：x=23 y=46 (64) 58x-28y=2724 35x+y=3080答案：x=88 y=85 (65) 28x-63y=-2254 88x-y=2024答案：x=23 y=46 (66) 43x+50y=7064 85x+y=8330答案：x=98 y=57 (67) 58x-77y=1170 38x-y=2280答案：x=60 y=30 (68) 92x+83y=11586 43x+y=3010答案：x=70 y=62 (69) 99x+82y=605552x-y=1716答案：x=33 y=34 (70) 15x+26y=1729 94x+y=8554答案：x=91 y=14 (71) 64x+32y=3552 56x-y=2296答案：x=41 y=29 (72) 94x+66y=10524 84x-y=7812答案：x=93 y=27 (73) 65x-79y=-5815 89x+y=2314答案：x=26 y=95 (74) 96x+54y=6216 63x-y=1953答案：x=31 y=60 (75) 60x-44y=-352 33x-y=1452答案：x=44 y=68 (76) 79x-45y=510 14x-y=840答案：x=60 y=94 (77) 29x-35y=-218 59x-y=4897答案：x=83 y=75 (78) 33x-24y=1905 30x+y=2670答案：x=89 y=43 (79) 61x+94y=11800 93x+y=5952答案：x=64 y=84 (80) 61x+90y=5001 48x+y=2448答案：x=51 y=21 (81) 93x-19y=286x-y=1548答案：x=18 y=88(82) 19x-96y=-5910 30x-y=2340答案：x=78 y=77 (83) 80x+74y=8088 96x-y=8640答案：x=90 y=12 (84) 53x-94y=1946 45x+y=2610答案：x=58 y=12 (85) 93x+12y=9117 28x-y=2492答案：x=89 y=70 (86) 66x-71y=-1673 99x-y=7821答案：x=79 y=97 (87) 43x-52y=-1742 76x+y=1976答案：x=26 y=55 (88) 70x+35y=829540x+y=2920答案：x=73 y=91 (89) 43x+82y=4757 11x+y=231答案：x=21 y=47 (90) 12x-19y=236 95x-y=7885答案：x=83 y=40 (91) 51x+99y=8031 71x-y=2911答案：x=41 y=60 (92) 37x+74y=4403 69x-y=6003答案：x=87 y=16 (93) 46x+34y=4820 71x-y=5183答案：x=73 y=43 (94) 47x+98y=5861 55x-y=4565答案：x=83 y=20 (95) 30x-17y=239 28x+y=1064答案：x=38 y=53 (96) 55x-12y=4112 79x-y=7268答案：x=92 y=79 (97) 27x-24y=-450 67x-y=3886答案：x=58 y=84 (98) 97x+23y=8119 14x+y=966答案：x=69 y=62 (99) 84x+53y=11275 70x+y=6790答案：x=97 y=59 (100) 51x-97y=297 19x-y=1520答案：x=80 y=39。