Question

Solve the equation for all values of x.
(x + 3)(72 – 9) = 0

Answer 1

x = -3

Explanation:

(x + 3)(72 – 9) = 0

(x + 3)(63) = 0

63x + 189 = 0

63x = -189

x = -3

Answer 2

x has to be -3 for the answer to be 0

Explanation: