二元一次方程组计算题100题

发布时间:2020-12-10   来源:文档文库   
字号:
1. j 2x+9y=81 I 3x+y34 2. f 9x+4y=35 [8x+3y30 3. ( 7x+2y=52
| 7x+4y=62

4. | 4x+6y54 |

9x+2y=87 5. f 2x+y=7 I2x+5y=19

6. ( x+2y=21 I 3x+5y56 7. f 5x+7y52 [5x+2y=22 8. J 5x+5y65 [7x+7y=203 9. f 8x+4y56 1 x+4y=21 10. ( 5x+7y41 1 5x+8y44

7x+5y=54 3x+4y38
12. ( x+8y=15
(4x+y=29

13. J 3x+6y=24 (9x+5y46



14. J 9x+2y

62 1 4x+3y=36 15. J 9x+4y46 I 7x+4y=42

16. ( 9x+7y=135 l 4x+y=41
17. f 3x+8y=51
\ x+6y=27 18. f9x+3y99 | 4x+7y=95 38
I3x+6y=18 20. f 5x+5y45 | 7x+9y=69
19. J9x+2y
21. f 8x+2y28

I 7x+8y62

22. J x+6y=14

| 3x+3y=27


23. J7x+4y
67
(2x+8y26



24. J 5x+4y=52

1 7x+6y=74

25. |7x+y9 [4x+6y=16

26. f 6x+6y48 1 6x+3y42 27. f 8x+2y=16 | 7x+y=11 28. j 4x+9y77 | 8x+6y94 29. f 6x+8y68 1 7x+6y66 3O.f 2x+2y22 1 7x+2y=47
31. I 5x+3y8 1 3x+5y8

32. f 6x-7y=5
I x+2y4



33. f 10x-8y=14

[x+y=5



34. J 4x+7y3 [x+y0

35. J 3x+y=10 I 7x-y=20

36. I 44x+10y=27
1 x+y=1
37. f 8x-y=0 | x+y18 38 (11x-y=12
111y-x=-12 39. f 5x+6y27 |2x+3y=12
40. x-2y4 lx+2y=12



41. I(2x+y5y=2
2x-5y0 42. f 7x-3y=3
(3x+2y=21



43. J 7x+2y=21
I y-6x=1



44. 0x-8y=0 13x-2y=2

45. |3x+y=10
15x-7y=8

46. I 3x-2y=1
1 x-y=3 47. f x+3y-5 [3x-4y -2 48. fy-3x=2 I x-2y6 49. f5x+3y=2 12x-y3 50. f9x-3y=12 (2x+y6

51. I 2x+3y=7 1 3x+2y=3


52. f 3x+2y=18 I x+y=7



53. f 2x-5y=1 [x+y3



54. f x+8y
442 | 5x+6y480

55. j 3x-2y=5 | 7x-4y=11

56. I 3x-5y2 1 2x-y3 57. ( 4x-3y
18 \
2x-y=8 58. ( x-2y5 | x+3y-5 59. ( 3x+y7 | 2x+3y=7 60. I 3x-2y7 1 2x-3y3

61(23x+17y=63 [l7x+23y57 62. f x-y=2 1 x+1=2(y-1




63. f x-5y0 [3x+2y=17

64. (x+2 4
]2 (y-3=6

65. J3(y2=x1 12(x-1=5y-8
66. f x+2y+2=0
l7x-4y -41 67. t-3y+20=0 (3x+7y-100=0 68. f2x+y=1 13x-2y-9 69. 6x-4y+11=0 \ 3y-4x+530 70. &y=3x+4 I5y4x+3





71.
(7x-3y+1=0
I 4x-5y=T7 72 j3x-y-30 I 4x+3y=17 73. | x-y=3 [2y+3 (x-y=11 l3x-4y=2 75.
3 (x-4 =4 (y+2
< 2 3 I 3x+2y=10 77. J 2(x+1-y=11 78.字—2y = 0 2(2x+y-5=7y79j6x+6y
48 |
6x+3y=42
80. |(2x+y-5y=2 | 2x-5y0







81. 3x - y = 1 86. f 9x+2y20 l3x+4y=10 2x+y2 82. x y 4 4 3 3 + 3 (x-4 =4 (y+2

83.J 2x-3y=-5 | 3x+2y=12



84. ( 3x-2 (x+2y=3
(11 x+4 (x+2y 45

x-2y=3 85.
m 7 5 2 To

Q787. 1 1 2 J 5 r -x + -y =3 l||x-9y=12 T -4x+3y-5 89. f3x+5y=6 [6x+15y=16 90. (3x-y-30 [4x+3y=17 91. lx+y=500 l+=386 5



x- + 0.6y = 12 92. __ + 0.4y = 8
93. (x+4y4 x9 2 94. 3
2
95. J 3x+5y=19
\ 8x-3y=67

I 2x-1=3y+3

97.(x-2y7
I 1-3x=
98.(+=112 [+
88
2

5 7
15 100.J x+y9 (3(x+y+2x33

本文来源:https://www.2haoxitong.net/k/doc/ba2be79db6daa58da0116c175f0e7cd1842518eb.html

《二元一次方程组计算题100题.doc》
将本文的Word文档下载到电脑,方便收藏和打印
推荐度:
点击下载文档

文档为doc格式