Answer
(2,-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
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 8 - Review Exercises - Page 634: 1
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