#### Answer

16.4

#### Work Step by Step

A key rule to remember is that subtracting a negative is the same as addition. Thus, we find:
$8.5-(-7.9)=8.5+7.9=16.4$

Published by
Prentice Hall

ISBN 10:
0133281140

ISBN 13:
978-0-13328-114-9

16.4

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.