#### Answer

Interval: [-10, 10]

#### Work Step by Step

$|2x|\leq 20$
$-20\leq 2x\leq 20$
$-20/2\leq 2x/2\leq 20/2$
$-10\leq x\leq 10$
Interval: [-10, 10]

Published by
Brooks Cole

ISBN 10:
1305115546

ISBN 13:
978-1-30511-554-5

Interval: [-10, 10]

$|2x|\leq 20$
$-20\leq 2x\leq 20$
$-20/2\leq 2x/2\leq 20/2$
$-10\leq x\leq 10$
Interval: [-10, 10]

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