Question

Evaluate the following expressions. Let a = 5, b = -4, and c = 10.

12. ab =

13. b + c =

14. c/5 =

15. C - 5 =​

Answer 1

Answer: -20, 6, 2, 5

Explanation:

a = 5, b = -4, c = 10

12. ab = 5(-4) = -20

13. b + c = -4 + 10 = 6

14. c/5 = 10/5 = 2

15. c - 5 = 10 - 5 = 5