Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.1 - Linear Equations in One Variable - Exercise Set - Page 56: 83


For the first, no value of x works; for the second, all values for x work.

Work Step by Step

The first: $x+7=x+6$ $0=1$ This is false. The second: $x+7=x+7$ $0=0$ This is always true; thus any value for x works.
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.