Question

Evaluate 5(x3 -2)+7 when x= -2

Answer 1

-32

Explanation:

5((-2)3-2)+7=

-2x3= -6

-6 - 2 = -8

5 x - 8 = -40

- 40 + 7 = -32

Answer 2

-43

Explanation:

5(x³ -2)+7 x = -2

5(-2³ - 2) + 7

5(-8 - 2) + 7

5(-10) + 7

-50 + 7

-43