Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 4 - Section 4.1 - Solving Systems of Linear Equations by Graphing - Exercise Set - Page 293: 61

Answer

Answers may vary. One system of equations is $x+y=0$ $x+y=5$

Work Step by Step

Green line: $x+y=0$ Purple line: $x+y=5$ $x+y=0$ $y=-x$ $x+y=5$ $y=-x+5$ The two lines have the same slope, so they are parallel (and will never intersect).
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