College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 5, Systems of Equations and Inequalities - Section 5.1 - Systems of Linear Equations in Two Variations - 5.1 Exercises: 13

Answer

(-2, 3)

Work Step by Step

Multiply the first equation by 2 4x + 2y = -2 Add to the second equation 4x + 2y = -2 x - 2y = -8 5x = -10 x = -2 Plug x = -2 into x - 2y = -8 -2 - 2y = -8 -2y = -6 y = 3 Solution is (-2, 3)
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.