Answer
$x=36$
Work Step by Step
Solve for $x$:
$$9-\sqrt x=3$$ $$9-3=\sqrt x$$ $$\sqrt x=6$$ $$x=36$$
Check the solution:
$$9-\sqrt {36}\stackrel{?}{=}3$$ $$9-6\stackrel{?}{=}3$$ $$3=3\checkmark$$
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 10 - Radical Functions and Equations - Chapter Test - Page 579: 8
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