Answer: −y^2+18y
Let's simplify step-by-step.
5y(4−(y+2))+4y(y+2)
Distribute:
=(5y)(4)+(5y)(−y)+(5y)(−2)+(4y)(y)+(4y)(2)
=20y+−5y2+−10y+4y2+8y
Combine Like Terms:
=20y+−5y2+−10y+4y2+8y
=(−5y2+4y2)+(20y+−10y+8y)
=−y^2+18y
Answer:
= −y^2+18y
Hope this helps you!
