Respuesta :

Answer:

I THINK it is A

Step-by-step explanation:

I did this question before

Answer:

(x + 3) + (x + 3) + (x + 3) + (x + 3)

Step-by-step explanation:

Repeated addition:

4(x + 3), means that (x + 3) is added by itself 4 times.

So:

(x + 3) + (x + 3) + (x + 3) + (x + 3)