Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1-3 - Cumulative Review: 8

Answer

$2.6$

Work Step by Step

The addends have different signs, so subtract their absolute values and copy the sign of the number with the bigger absolute value. $|3.4|=3.4 \\|-0.8| = 0.8$ $3.4$ has a higher absolute value, so the sum is positive. Thus, $3.4+(-0.8) = |3.4|-|-0.8|=3.4-.8 = 2.6$
Update this answer!

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

Update this answer

After 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.