#### Answer

$2$

#### Work Step by Step

The correct way of writing it is: $k= \dfrac{M+m}{2}$
$|a|= \dfrac{10+(-6)}{2}$
This gives:
$|k|= \dfrac{10-6}{2}$
Therfore, $|k|=\dfrac{4}{2}=2$

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Published by
McDougal Littell

ISBN 10:
0618595414

ISBN 13:
978-0-61859-541-9

$2$

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