Question

2( x + 2 ) = 12 // valendo 40 pontos

Answer 1

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

Answer 2

Olá!



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



Bons estudos!