2.1 Review Worksheet, Part 1

2.1.1 Addition and Subtraction Equations Solve each equation. Check your answer.

1. l = k − 8

2. u − 15 = − 8

3. x − 7 = 10

4. − 9 = p − 2

3 7

= − r 4 2 3

1 7

1 3

5.

6. q − 0.5 = l.5

7. 6 = t − 4.5

8.

= − p

9. 6 = x − 3

10. 1.75 = k − 0.75

11. 19 + a = 19

12. 4 = 3.1 + y

13. m + 20 = 3

14. − 12 = c + 3

15. v + 2300 = − 800

16. b + 42 = 300

+ = b 1 2

1 4

1 2

17. 3.5 = n + 4

18.

19. x + 5.34 = 5.39

20.

= + d 2

21. − 12 + f = 3

22. − 9 = − 4 + g

23. − 1200 + j = 345

24. 90 = − 22 + a

=− + w 1 3 4 1 4

27. − + = h 1 6

1 6

25. 26 = − 4 + y

26.

28. − 5.2 + a = − 8

29. Luis deposited $500 into his bank account. He now has $4732. Write and solve an equation to find how much was in his account before the deposit. Show that your answer is reasonable.

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