#### Answer

$s=2$

#### Work Step by Step

Given:
$21s+6=48$
Subtract 6 from each side:
$21s+6-6=48-6$
$21s=42$
Divide each side by 21:
$21s\div21=42\div21$
$s=2$

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Published by
Prentice Hall

ISBN 10:
0133281159

ISBN 13:
978-0-13328-115-6

$s=2$

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