A.
1. EX
2. EQ
3. EX
4. EQ
5. EX
B.
1. x + 4 = 12
2. x - 9 = 11
3. 5x = 50
4. [tex]\frac{x}{7} = 8[/tex]
5. x + 10 = 20
C.
Addition
1. increased
2. added
3. more than
4. plus
5. sum
Subtraction
6. decreased
7. subtracted
8. less than
9. difference
10. diminished
Multiplication
11. times
12. multiplied
13. twice
14. product
15. double
Division
16. divided
17. ratio
18. quotient
19. average
20. split
