Answer
3
Work Step by Step
Obtain $\sqrt x+13=\sqrt x-2 +3\\x+13=(\sqrt x-2+3)^2\\x+13=(x-2)+6\sqrt x-2+9\\13-7=6\sqrt x-2\\\sqrt x-2=1\\x-2=1\\x=3$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 6 Rational Exponents and Radical Functions - Standardized Test Practice - Gridded Response - Page 473: 15
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