Question

QUAL E A RESPOSTA??? 2(X+4)-7=13

Answer 1

2(x+4)-7=13
2x+8-7=13
2x=13-8+7
2x=12
x=12/2
x=6

Answer 2

2 X + 8 - 7 = 13
2 X = 13 -1
X = 12
       2
X = 6