Question

21. Evaluate when a= 5, b= -9 and c= -32.
a. -b-c

Answer 1

-77

Explanation:

we replace a=5, b=-9, c=-32

5 * -9 - 32

-45 - 32

- 77

Answer 2

`a * - b - c \\ =(5) * - ( - 9) - ( - 32) \\ = 5 * 9 + 32 \\ = 45 + 32 \\ = 77`

ATTACHED IS THE SOLUTION