Algebra: A Combined Approach (4th Edition)

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

Chapter 2 - Section 2.1 - The Additon Property of Equality - Exercise Set: 21

Answer

x = -7

Work Step by Step

$\frac{3}{7}$x + 2 = $-\frac{4}{7}x$ - 5 Add $\frac{4}{7}x$ to both sides: $\frac{7}{7}$x + 2 = -5 x + 2 = -5 Subtract 2 fro both sides: x = -7 Check with substitution: $\frac{3}{7}$(-7) + 2 = $-\frac{4}{7}$(-7) - 5 -3 + 2 = 4 - 5 -1 = -1
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.