3x + 6 = 2x + 4 bring the 2x over the " equals" sign anything you do this to always changes "signs" -2x ( negative because it was positive before ) so now it's -2x +3x +6 = 4 bring the 6 over -2x + 3x = -6 + 4 then just work it out from here answer would be x (or 1x) = -2
