Question

which expression is equivalent to $(-2x - 4) + (5x - 8)$? $-12x + 3$ $-9x$ $(-4x - 2) + (5x - 8)$ $3x - 12$

Explanation:

Step1: Group like terms

$(-2x + 5x) + (-4 - 8)$

Step2: Combine x terms

$-2x + 5x = 3x$

Step3: Combine constant terms

$-4 - 8 = -12$

Step4: Combine results

$3x - 12$

Answer:

3x - 12