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 - Page 446: 11

Answer

(-3, 2)

Work Step by Step

Multiply the first equation by 2 6x - 4y = -26 Add to other equation 6x - 4y = -26 -6x + 5y = 28 y = 2 Plug y = 2 into -6x + 5y = 28 -6x + 5(2) = 28 -6x + 10 = 28 -6x = 18 x = -3 Solution is (-3, 2)
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.

GradeSaver will pay $15 for your literature essays
GradeSaver will pay $25 for your college application essays
GradeSaver will pay $50 for your graduate school essays – Law, Business, or Medical
GradeSaver will pay $10 for your Community Note contributions
GradeSaver will pay $500 for your Textbook Answer contributions