Answer
4
Work Step by Step
You are given $\sqrt x$+3=5.Solve for x:
$\sqrt x$+3=5 -subtract 3 from both sides-
$\sqrt x$=2 -square both sides-
($\sqrt x$$)^{2}$=$2^{2}$
x=4
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 10 - Radical Expressions and Equations - 10-4 Solving Radical Equations - Practice and Problem-Solving Exercises - Page 636: 7
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