#### Answer

6

#### Work Step by Step

$2(x-y)\ \longrightarrow$ substitute given values
$=2(6-3)\ \longrightarrow$ resolve expression in parentheses
$=2\times3\ \longrightarrow$ multiply
$=6$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

6

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