Need some help again, thank you

asked Jun 1, 2023 117k views

2 votes

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3 votes

Answer:
y^2+9y+18

Work Shown:

$(5y^2+5y+9) - (4y^2-4y-9)\\\\5y^2+5y+9 - 4y^2+4y+9\\\\(5y^2 - 4y^2)+(5y+4y)+(9+9)\\\\y^2+9y+18\\\\$

Side note: The result factors to (y+3)(y+6), but I'll leave it unfactored.

Hanry answered Jun 7, 2023

by Hanry

7.3k points

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