Question

if $f(x) = -3x + 8$, find $f(x) = -7$

Explanation:

Step1: Set function equal to -7

$-3x + 8 = -7$

Step2: Subtract 8 from both sides

$-3x = -7 - 8$
$-3x = -15$

Step3: Divide by -3 to solve for x

$x = \frac{-15}{-3}$

Answer:

$x = 5$