解方程简单练习题
-
1. 0.5x-0.7=6.5-1.3x
2. 1
-
2
(
< br>2x+3
)
=
-
3
(
2x+1
)
3. 2(x-2)-3(4x-1)=9(1-x) 4.
11x+64-2x=100-9x
5. 15-(8-5x)=7x+(4-3x)
6. 3(x-7)-2[9-4(2-x)]=22
7. 3x+9=2718(x-2)=270
8. 2(x-2)+2=x+1
9. 7(x-2)=2x+3
10. 3x
11. 15x
=
3
12. X+8.3=10.7
13. 91
÷
x
=
1.3
14. 2(x-2)-3(4x-1)=9(1-x)
15. 11x+64-2x=100-9x 16.
15-(8-5x)=7x+(4-3x)
-
8
=
16
17.
3(x-7)-2[9-4(2-x)]=22 18.
x-0.7x=3.6
19. 2(x-2)+2=x+1 20.
x+5.6=9.4
21. 1.2x=81.6 22.
12x-8x=4.8
23. X-0.8X=6 24.
3200=450+5X+X
25. 25000+x=6x
26. 2(X+X+0.5)=9.8
27. x+1=3
28. 2x+3=5
29. 3x+5=8 30.
4x+8=12
31. 5x-6=9 32.
2x-x=1
33. x+3=0 34.
5x+3x=8
35. 3x+1=2x 36.
x-7=6x+2
37. 5x+1=9 38.
9x+8=24
39. 55x+54=-1 40.
23+58x=99
41. 29x-66=21 42.
0.4(x-0.2)+1.5=0.7x-0.38
43. 3X+5X=48
44. 14X-8X=12