Question

For what values of x is x2-36=5x true? -9 and -4 -4 and 9 4 and -9 9 and 4

Answer 1

-4

9

Explanation:

Answer 2

-4 and 9

Explanation:

x² - 36 = 5x

= x² - 5x - 36

= (x + 4) (x - 9)

x + 4 = 0

x = -4

x - 9 = 0

x = 9