Answer
$x=9$
Work Step by Step
$6-2\sqrt x=0$
$6=2\sqrt x~~$ (Square both sides)
$6^2=(2\sqrt x)^2$
$36=4x$
$x=\frac{36}{4}=9$
Check the solution:
$6-2\sqrt 9=6-2(3)=6-6=0$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.6 - Other Types of Equations - 1.6 Exercises - Page 128: 32
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