Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 7 - Section 7.4 - Adding, Subtracting, and Multiplying Radical Expressions - Vocabulary, Readiness & Video Check - Page 438: 7

Answer

$7\sqrt x$

Work Step by Step

$8\sqrt x-\sqrt x=7\sqrt x$
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