小学方程100道

小学方程100道

1. -2x - 5 = 7

2. 4x + 20 = 12

3. 3x - 9 = 6

4. -2x + 3 = 7

5. 5x + 7 = 32

6. 6x - 15 = 9

7. 4x + 12 = -14

8. -3x - 12 = -3

9. 3x + 13 = -16

10. 7x - 17 = 4

11. 5x + 4 = -2

12. 8x - 7 = -23

13. 6x + 14 = 4

14. 2x - 11 = -1

15. -6x + 12 = 18

16. 4x - 20 = 16

17. 3.2x - 68 = 149.6