## Elementary Algebra

Published by Cengage Learning

# Chapter 9 - Roots and Radicals - 9.5 - Solving Radical Equations - Problem Set 9.5 - Page 424: 2

x=144

#### Work Step by Step

Recall, in order to cancel out a square root, we square both sides of the equation. Thus, we square both sides of the equation to obtain that $x=12^2$. We evaluate this to find that x=144.

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