Question

3(x + 1) + 2(x - 1) = 32

Answer 1

3.(x + 1) + 2.(x - 1) = 32
3x + 3 + 2x - 2 = 32
3x + 2x = 32 + 2 - 3
5x = 31
x = 31  ou 6,2
       5

Answer 2

3 ( x + 1 ) + 2 ( x - 1 ) = 3 2
3 x + 3 + 2 x - 2 = 3 2
3 x + 2 x = 3 2 + 2 - 3
5 x = 3 1
x = 3 1 / 5
x =  6 , 2

ESPERO TER AJUDADO.