6w-2(4+w)=w+7 solve for w
6w - 2(4 + w) = w + 76w - 8 - 2w = w + 74w - 8 = w + 7(4w - 8) + 8 = w + 7 + 84w = w + 154w - w = (w + 15) - w3w = 153w ÷ 3 = 15 ÷ 3w = 5