Answer
$-7x^2y^3+3x^2-3$
Work Step by Step
$-5x^2y^3+3x^2-4+4x^2y^3-2x^2-6$ Add like terms
$-x^2y^3+x^2-10$
$-x^2y^3+x^2-10-(6x^2y^3-2x^2-7)$ Get rid of the parentheses
$-x^2y^3+x^2-10-6x^2y^3+2x^2+7$ Add like terms
$-7x^2y^3+3x^2-3$
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 - Section 5.1 - Introduction to Polynomials and Polynomial Functions - Exercise Set - Page 325: 58
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