Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.6 - Integrated Review - Exponents and Operations on Polynomials - Page 390: 7

Answer

$3x-4$

Work Step by Step

$(x-5)+(2x+1)=x-5+2x+1=x+2x-5+1=3x-4$
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