Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-5 Adding and Subtracting Real Numbers - Practice and Problem-Solving Exercises: 69

Answer

a) yes b) no

Work Step by Step

A) |a-b| will always equal |b-a| because the sum of both expressions will equal to their opposite in value (Inverse Property of Addition). B) |a| + |b| will not always have the same result as |a+b| because one of the variables can be negative and the other positive, which means that there can be two different solutions.
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.