Question

-3x - 5(-3x + 8) = 4x - 4(1 + x)

Explanation:

Step1: Expand both sides

$-3x + 15x - 40 = 4x - 4 - 4x$

Step2: Simplify like terms

$12x - 40 = -4$

Step3: Isolate the variable term

$12x = -4 + 40$
$12x = 36$

Step4: Solve for x

$x = \frac{36}{12}$

Answer:

$x = 3$