#### Answer

$x=15$

#### Work Step by Step

$2x+10=40$
$2x+10-10=40-10$
$2x=30$
$\dfrac{2x}{2}=\dfrac{30}{2}$
$x=15$

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Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

$x=15$

$2x+10=40$
$2x+10-10=40-10$
$2x=30$
$\dfrac{2x}{2}=\dfrac{30}{2}$
$x=15$

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