Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 4 - Proportions, Percents, and Solving Inequalities - Chapters 1-4 Cumulative Review Problem Set - Page 186: 11



Work Step by Step

We substitute $x=-2$ and $y=5$ in the expression and simplify: $5x-7y+2xy$ =$5(-2)-7(5)+2(-2)(5)$ =$-10-35-20$ =$-65$
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.