Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 5 - Section 5.1 - Adding and Subtracting Polynomials - Exercise Set - Page 349: 66

Answer

5y$^3$+5y-19

Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms. (5y$^3$+y$^2$-3y-8)-(y$^2$-8y+11) 5y$^3$+y$^2$-3y-8-y$^2$+8y-11 (5y$^3$)+(y$^2$-y$^2$)+(-3y+8y)+(-8-11) 5y$^3$+0+5y-19 5y$^3$+5y-19
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