Question

3(2x-3)+2(x+1)=3x+18

Answer 1

$3(2x-3)+2(x+1)=3x+18\\ 6x-9+2x+2=3x+18~~~~agrupando~~quem~~tem~~x~~de~~um~~lado\\ 6x+2x-3x=18-2+9\\ 5x=25\\ x=25/5\\ x=5$

Answer 2

3.(2x - 3) + 2.(x + 1) = 3x + 18
6x - 9 + 2x + 2 = 3x + 18
8x - 7 = 3x + 18
8x - 3x = 18 + 7
5x = 25
x = 25/5
x = 5