Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.1 - Adding and Subtracting Polynomials - Practice: 4

Answer

-7$x^{2}$-2x-5.6

Work Step by Step

($x^{2}$-x+1.1)+(-8$x^{2}$-x-6.7) =$x^{2}$-x+1.1-8$x^{2}$-x-6.7 =-7$x^{2}$-2x-5.6
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