Question

If x+7=5 , what is the value of −x^3+6 ?

Answer 1

Steps to solve:

x + 7 = 5

~Subtract 7 to both sides

x = -2

Steps to solve:

-x^3 + 6 when x = -2

-(-2)^3 + 6

-(-8) + 6

8 + 6

14

Best of Luck!

Answer 2

14

Explanation:

x+7=5

Solve for x

x+7-7 = 5-7

x = -2

−x^3+6

- ( -2)^3 +6

- (-8) +6

8+6

14