二元一次方程计算题及答案

二元一次方程计算题及 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 1.2x+9y=81 4x+y=41 3x+y=34 17. 3x+8y=512.9x+4y=35 x+6y=27 8x+3y=30 18. 9x+3y=99 3.7x+2y=524x+7y=95 7x+4y=62 19. 9x+2y=38 4.4x+6y=543x+6y=18 9x+2y=87 20. 5x+5y=45 5.2x+y=7 7x+9y=69 2x+5y=19 21. 8x+2y=28 6.x+2y=21 7x+8y=62 3x+5y=56 22. x+6y=14 7.5x+7y=52 3x+3y=27 5x+2y=22 23. 7x+4y=67 8. 5x+5y=65 2x+8y=26 7x+7y=203 24. 5x+4y=52 9. 8x+4y=567x+6y=74 x+4y=21 25. 7x+y=9 10. 5x+7y=41 4x+6y=16 5x+8y=44 26. 6x+6y=48 11. 7x+5y=546x+3y=42 3x+4y=38 27. 8x+2y=16 12. x+8y=15 7x+y=11 4x+y=29 28. 4x+9y=77 13. 3x+6y=248x+6y=94 9x+5y=46 29. 6x+8y=68 14. 9x+2y=627x+6y=66 4x+3y=36 30. 2x+2y=22 15. 9x+4y=46 7x+2y=47 7x+4y=42 1) 66x+17y=39672516. 9x+7y=135x+y=1200 (2) 18x+23y=230374x-y=3608 x-y=1998(18) 25x-95y=-435540(3) 44x+90y=779644x-y=2000 x+y=3476(19) 54x+68y=328478(4) 76x-66y=408230x+y=1404 x-y=2940(20) 70x+13y=352052(5) 67x+54y=854671x+y=2132 x-y=5680(21) 48x-54y=-318624(6) 42x-95y=-141021x+y=1080 x-y=1575(22) 36x+77y=761947(7) 47x-40y=85334x-y=799 x-y=2006(23) 13x-42y=-271731(8) 19x-32y=-178675x-y=1333 x+y=4950(24) 28x+28y=333252(9) 97x+24y=720258x-y=4628 x-y=2900(25) 62x-98y=-256446(10) 42x+85y=636263x-y=2024 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 (15) 83x-49y=8259 x+y=21831)答案:x=48 y=47(16) 91x+70y=584595(2)答案:x=27 y=79 x-y=4275(3)答案:x=79 y=48(17) 29x+44y=528188(4)答案:x=98 y=51 (5)答案:x=80 y=59 (6)答案:x=75 y=48 (7)答案:x=59 y=48 (8)答案:x=66 y=95 (9)答案:x=50 y=98 (10)答案:x=26 y=62 (11)答案:x=18 y=44 (12)答案:x=21 y=19 (13)答案:x=40 y=12 (14)答案:x=50 y=57 (15)答案:x=37 y=61 (16)答案:x=45 y=25 (17)答案:x=41 y=93 (18)答案:x=50 y=59 (19)答案:x=18 y=34 (20)答案:x=41 y=50 (21)答案:x=45 y=99 (22)答案:x=17 y=91 (23)答案:x=43 y=78 (24)答案:x=89 y=30 (25)答案:x=44 y=54 (1) 66x+17y=3967 25x+y=1200 (2) 18x+23y=2303 74x-y=1998 (3) 44x+90y=7796 44x+y=3476 (4) 76x-66y=4082 30x-y=2940 (5) 67x+54y=8546 52x+y=2132 71x-y=5680 (21) 48x-54y=-3186 (6) 42x-95y=-1410 24x+y=1080 21x-y=1575 (22) 36x+77y=7619 (7) 47x-40y=853 47x-y=799 34x-y=2006 (23) 13x-42y=-2717 (8) 19x-32y=-1786 31x-y=1333 75x+y=4950 (24) 28x+28y=3332 (9) 97x+24y=7202 52x-y=4628 58x-y=2900 (25) 62x-98y=-2564 (10) 42x+85y=6362 46x-y=2024 63x-y=1638 (26) 79x-76y=-4388 (11) 85x-92y=-2518 26x-y=832 27x-y=486 (27) 63x-40y=-821 (12) 79x+40y=2419 42x-y=546 56x-y=1176 (28) 69x-96y=-1209 (13) 80x-87y=2156 42x+y=3822 22x-y=880 (29) 85x+67y=7338 (14) 32x+62y=5134 11x+y=308 57x+y=2850 (30) 78x+74y=12928 (15) 83x-49y=82 14x+y=1218 59x+y=2183 (31) 39x+42y=5331 (16) 91x+70y=5845 59x-y=5841 95x-y=4275 (32) 29x+18y=1916 (17) 29x+44y=5281 58x+y=2320 88x-y=3608 (33) 40x+31y=6043 (18) 25x-95y=-4355 45x-y=3555 40x-y=2000 (34) 47x+50y=8598 (19) 54x+68y=3284 45x+y=3780 78x+y=1404 (35) 45x-30y=-1455 (20) 70x+13y=3520 29x-y=725 (36) 11x-43y=-1361 47x+y=799 (37) 33x+59y=3254 94x+y=1034 (38) 89x-74y=-2735 68x+y=1020 (39) 94x+71y=7517 78x+y=3822 (40) 28x-62y=-4934 46x+y=552 (1) 答案:x=48 y=47 (41) 75x+43y=8472 (2)答案:x=27 y=79 17x-y=1394 (3)答案:x=79 y=48 (42) 41x-38y=-1180 (4)答案:x=98 y=51 29x+y=1450 (5)答案:x=80 y=59 (43) 22x-59y=824 (6)答案:x=75 y=48 63x+y=4725 (7)答案:x=59 y=48 (44) 95x-56y=-401 (8)答案:x=66 y=95 90x+y=1530 (9)答案:x=50 y=98 (45) 93x-52y=-852 (10)答案:x=26 y=62 29x+y=464 (11)答案:x=18 y=44 (46) 93x+12y=8823 (12)答案:x=21 y=19 54x+y=4914 (13)答案:x=40 y=12 (47) 21x-63y=84 (14)答案:x=50 y=57 20x+y=1880 (15)答案:x=37 y=61 (48) 48x+93y=9756 (16)答案:x=45 y=25 38x-y=950 (17)答案:x=41 y=93 (49) 99x-67y=4011 (18)答案:x=50 y=59 75x-y=5475 (19)答案:x=18 y=34 (50) 83x+64y=9291 (20)答案:x=41 y=50 90x-y=3690 (21)答案:x=45 y=99 (22)答案:x=17 y=91 (23)答案:x=43 y=78 (24)答案:x=89 y=30 (25)答案:x=44 y=54 (26)答案:x=32 y=91 (27)答案:x=13 y=41 (28)答案:x=91 y=78 (29)答案:x=28 y=74 (30)答案:x=87 y=83 (31)答案:x=99 y=35 (32)答案:x=40 y=42 (33)答案:x=79 y=93 (34)答案:x=84 y=93 (35)答案:x=25 y=86 (36)答案:x=17 y=36 (37)答案:x=11 y=49 (38)答案:x=15 y=55 (39)答案:x=49 y=41 (40)答案:x=12 y=85 (41)答案:x=82 y=54 (42)答案:x=50 y=85 (43)答案:x=75 y=14 (44)答案:x=17 y=36 (45)答案:x=16 y=45 (46)答案:x=91 y=30 (47)答案:x=94 y=30 (48)答案:x=25 y=92 (49)答案:x=73 y=48 (50)答案:x=41 y=92