College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 8 - Review Exercises - Page 634: 1



Work Step by Step

4x-2y= 10 4x-2y=10 + (5x+2y=8) add two equations and solve for x 9x=18 solve for x x=2 2(2)-y=5 plug x back into one of the equations and solve for y y= -1
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