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: 27

Answer

$2x+ 8$

Work Step by Step

$(x+4)+(x+4) $ $= x+4 +x+4$ $= x+x + 4+ 4$ $= 2x+ 8$
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