3. $100 $200 $300 $400 $100 $200 $300 $400 $300 $200 $100 Writing variable equations Find variables in addition equations Find variables in subtraction equations Find variables in multiplication equations Algebraic expressions

4. $100 Write an expression for 23 plus g.

5. Write an expression for 76 plus y. $200

6. Write an expression for 98 minus y. $300

7. Write an expression for 100 divided by x. $400

8. If x = 8, what is x + 2 ? $100

9. If x = 10, what is x - 10 ? $200

10. If x = 49, what is x divided by 7 ? $300

11. If x = 100, what is 1,000 divided by x ? $400

12. 3 + x = 12 $100

13. Y + 9 = 20 $200

14. 5 + 4 + z = 13 $300

15. 60 + g = 112 $400

16. $100 11 - 2 = y

17. h + 4 = 25 $200

18. 15 - 5 – x = 7 $300

19. 57 + y + 30 = 90 $400

20. 8 x y = 16 $100

21. Y x 12 = 36 $200

22. 12 x d = 120 $300

23. 45 x f = 4,500 $400