Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Section 10.6 - Radical Equations and Problem Solving - Exercise Set - Page 728: 3



Work Step by Step

$\sqrt( x-3)=2$ Raise the equation to the power of two: $x-3=4$ $x=7$ Check the solution $x=7$: $\sqrt 4=2$ $2=2$ Solution is correct
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