Respuesta :

Answer: A. 24

Step 1: Subtract 5x from both sides.
3x + 8 − 5x = 5x − 40 − 5x
−2x +8 = −40

Step 2: Subtract 8 from both sides.
−2x + 8 − 8 = −40 − 8
−2x = −48

Step 3: Divide both sides by -2.
−2x − 2 = −48 −2
x = 24