Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 9 - Roots and Radicals - Chapters 1-9 Cumulative Review Problem Set - Page 433: 79



Work Step by Step

Squaring both sides of the equation, we obtain: $\sqrt {3x-6}=9$ $(\sqrt {3x-6})^{2}=9^{2}$ $3x-6=81$ $3x=81+6$ $3x=87$ $x=\frac{87}{3}=29$ Therefore, the solution set is {$29$}.
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