Question

HELP TIMED TEST!!!!!!

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 and 9

Explanation:

factored

(x - 9)(x + 4) = 0

with this x*x - 5x - 36 = 0

so x = 9 or x = -4