Question

(10+7y-y)+(-6y-18+5y)

Answer 1

−7y²+12y−8

Explanation:

10+7y−y²−6y²−18+5y

=10+7y−y²−6y²−18+5y

=10+7y−y²−6y²−18+5y

=(−y²+−6y²)+(7y+5y)+(10−18)

=−7y²+12y−8