Answer:
Yes, it equals 0.
Step-by-step explanation:
12+-8=3(x+4)
12+-8x=3x+12
-8x+12=3x+12
-8x+12-3x=3x+12-3x
-11x+12=12
-11x+12-12=12-12
-11x=0
-11x/-11=0/-11
x=0