Answer:
-18w^2 + 6w - 4
Explanation:
Given the expression (6w — 11w^2)-(4+7w^2)
Open the bracket
6w — 11w^2 - 4 - 7w^2
= -11w^2-7w^2 + 6w -4
= -18w^2 + 6w - 4
Hence the required expansion is -18w^2 + 6w - 4
