Question

Simplify.
(w^2 + 3w)-(w^2+5w-4

8w-4
2w^2 +8w-4
-2w+4
-2w

Answer 1

-2w + 4

Explanation:

Remove parenthesis because they make life semi-confusing but remember to distribute the negative: w^2 + 3w -w^2 - 5w + 4

Combine like terms: w^2 - w^2 cancel out ; 3w - 5w = -2w ; 4

-2w + 4