Answer
$12x^3y-2x^2y-14y-17$
Work Step by Step
Given:$(7x^3y-13x^2y-6y)+()$
This implies
$=7x^3y+5x^3y-13x^2y+11x^2y-6y-8y-17$
Hence, the result is : $=12x^3y-2x^2y-14y-17$
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 - Review Exercises - Page 399: 11
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