Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 3 - Section 3.2 - Problem Solving and Business Applications Using Systems of Equations - Exercise Set - Page 204: 1



Work Step by Step

Given: $x+y=7$ and $x-y=-1$ After adding the given two equations, we have $2x=6$ or, $x=3$ Now, $3+y=7$ or, $y=7-3=4$ Thus, $x=3,y=4$
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.