1 - x = -2x + 1 6 2 3 4 M.M.C 6 2 3 4 - 2 3 1 3 2 - 2 3 1 3 1 - 3/6 M.M.C = 6 1-3X = -4X + 1,5 -3X +4X = 1,5 -1 X=0,5 OBS: Agora ta certo.