7w - 6 = 3(w + 4) + 4w
Remove the parentheses by using the distributive property:
7w - 6 = 3w + 12 + 4w
7w - 6 = 7w + 12
Subtract 7w from both sides:
-6 = 12
This is an impossible situation; the original problem is not an equation.
There is no answer.
