Answer:
3
Step-by-step explanation:
6 = 2 - 2x + 10
6 - 2 = -2x + 10
4 = -2x + 10
4 - 10 = -2x
-6 = -2x
-6/2 = -2x/2
-3 = -x
-3/-1 = -x/-1
3 = x
x = 3
