Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 1 - Section 1.5 - Addition of Real Numbers - Exercise Set: 13

Answer

$-60$

Work Step by Step

In adding two numbers with the same sign, perform the following steps: (1) Add their absolute values. $|-30| + |-30| = 30 + 30 = 60$ (2) The sum must have sign common to the addends. $-30+(-30) = -60$
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.