Answer
4x-4.1
Work Step by Step
(5x+4.5)+(-x-8.6)
=5x+4.5-x-8.6
=5x-x+4.5-8.6
=4x-4.1
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 10 - Section 10.1 - Adding and Subtracting Polynomials - Exercise Set - Page 704: 29
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