Question

16d + 20c + 5d -7 - 8c - 7d + 3 Evaluate the expression if: d= -3 and c= 4

Answer 1

2

Explanation:

d.

16x-3= -48

5x-3= -15

-7x-3= 21

=-42

c.

20x4= 80

-8x4= -32

= 48

-7+3= -4