Respuesta :

Let's use a simple way. SPOE, APOE, DPOE, MPOE.

First, isolate the variable.

x5 + 3 = 2
     -3     -3
      x5 = -1/5 (5 divided by -1)


Answer to 5 divided by -1: -5.


A is the answer. (I'm pretty sure.)
If you need further help on steps, feel free to ask by replying.

~Realistic