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: 68



Work Step by Step

Distribute the negative sign to the parentheses and then combine like terms. (2n$^2$-n$^7$-6)-(2n$^3$-n$^7$-8) 2n$^2$-n$^7$-6-2n$^3$+n$^7$+8 (-2n$^3$)+(2n$^2$)+(-n$^7$+n$^7$)+(-6+8) -2n$^3$+2n$^2$+0+2 -2n$^3$+2n$^2$+2
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