Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 1 - Section 1.2 - Symbols and Sets of Numbers - Exercise Set: 91


To find the absolute value of a number, the number inside the absolute value brackets is taken out. If it is a positive number, it is kept the same, if it is a negative number the negative sign is removed to make it a positive. For example $|-4|$ becomes $4$

Work Step by Step

An absolute value is the distance a number is from zero on a number line, irrespective of sign. Therefore the value will always be the the positive of the number within the absolute value signs.
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.