Question

Qual o valor de 2(x+4)=12

Answer 1

2(x+4) = 12
2x + 8 = 12
2x = 12 - 8
2x = 4
x = 4/2
x = 2

Answer 2

2(x+4)=12
2x+8=12
2x+12-8
2x=4
x=4
    _
    2
x=2