Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set: 66

Answer

$7y^{3}+13b-11$

Work Step by Step

We are given the expression $(9y^{3}-a+7b-3)+(-2y^{3}+a+6b-8)$. We can combine like terms to simplify. $(9y^{3}-2y^{3})+(-a+a)+(7b+6b)+(-3-8)=7y^{3}+13b-11$
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