#### Answer

$27$

#### Work Step by Step

The product of two integers with the same signs is positive.
Thus,
$(-3)(-9)=27$

Published by
Brooks Cole

ISBN 10:
1285199197

ISBN 13:
978-1-28519-919-1

$27$

The product of two integers with the same signs is positive.
Thus,
$(-3)(-9)=27$

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