#### Answer

$y=23$

#### Work Step by Step

$\sqrt{y+2}+7=12 \\ \sqrt{y+2}=12-7 \\ \sqrt{y+2}=5 \\ (\sqrt{y+2})^2 = (5)^2 \\ y+2=25 \\ y=25-2 \\ y=23$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$y=23$

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