Chapter 7 Multi-step equations and inequalities

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Chapter 7 Multi-step equations and inequalities

1. 2a - 7 = 15

2. 15x + 3 = 48

3. y/7 - 6 = 5

4. c/4 + 10 = 22

5. 3n - 6 = 15

6. x/3 + 2 = 0

7. 5 - b = 17

8. 9g + 11 = 2

9. 8m - 3m = 4

10. 6 - 2y - y = 12

11. -2(5 + 6c) + 16 = -90

12. 2(5x - 3) = 14

13. 8a + 4a = 144

14. The sum of 3 consecutive integers is 96. Find the integers.

15. Find 4 consecutive integers with a sum of 358.

16. 1.5y + 3.4 = 7.9

17. 1.06x - 3 = 0.71

18. 20 + 0.15x = 37.25

19. 1.5x - 3.6 = 2.4

20. q/3 + 5 = 7

21. 4/5z = 12

22. 1/2(c-1) = 1/2

23. 5x + 7 = -5x + 19

24. 8(b + 3) = 4b - 4

25. 7x = 33 - 4x

26. 9a + 2 = 4a + 22

27. 4x + 4 = 2x + 36

28. 3y - 20 = 8y

29. q + q + q = q + 6

30. 3 (y + 7) = 10y

31. 2a - 3 > 11

32. When graphing a > 4 which direction will your graph be going on the number line?

A) right
B) left

33. When graphing a > 4 the circle is

A) closed
B) open

34. x/2 - 5 < -3

35. When graphing x > 2 which direction will your graph be going on the number line?

A) left
B) right

36. When graphing a > 4 the circle is

A) open
B) closed

37. -b/4 + 14 > 13

38. When graphing b < 4 which direction will your graph be going on the number line?

A) right
B) left

39. When graphing b < 4 the circle is

A) closed
B) open

40. Josh bought a new TV that cost $1,200. He paid $600 down and $50 per week until the balance was paid off. How many weeks will it take Josh to pay off the TV?

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