Question

If f(x) = -5x + 8 and f(x) -17, find x

Answer 1

x = -5

Explanation:

If f(x) = -5x + 8 and f(x) -17, find x

-5x + 8 = -17

subtract 8 from both sides:

-5x + 8 - 8 = -17 - 8

-5x = 25

divide both sides by -5:

-5x/-5 = 25/-5

x = -5