Answer
$-4x^3y-6x^2y-7y-5$.
Work Step by Step
The given expression is
$=(6x^3y-11x^2y-4y)+(-11x^3y+5x^2y-y-6)-(-x^3y+2y-1)$
Clear the parentheses.
$=6x^3y-11x^2y-4y-11x^3y+5x^2y-y-6+x^3y-2y+1$
Add like terms.
$=-4x^3y-6x^2y-7y-5$.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 5 - Mid-Chapter Check Point - Page 364: 7
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