Answer
$-4p^3-3p^2-17p$.
Work Step by Step
The given polynomial is
$=(-3p^3+5p^2-2p)+(-p^3-8p^2-15p)$
Clear the parentheses.
$=-3p^3+5p^2-2p-p^3-8p^2-15p$
Group like terms.
$=-3p^3-p^3+5p^2-8p^2-2p-15p$
Combine like terms.
$=-4p^3-3p^2-17p$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 7 - Polynomial Equations and Factoring - 7.1 - Adding and Subtracting Polynomials - Exercises - Page 362: 26
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