Algebra: A Combined Approach (4th Edition)

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

Chapter 10 - Section 10.4 - Adding, Subtracting, and Multiplying Radical Expressions - Vocabulary and Readiness Check: 8

Answer

$2\sqrt {y}$

Work Step by Step

$3\sqrt {y}-\sqrt {y}= (3-1)\sqrt {y} = 2\sqrt {y}$ Combine like radicals, in this case subtract 1 from 3.
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