College Algebra (10th Edition)

by Sullivan, Michael

Published by Pearson

ISBN 10: 0321979478

ISBN 13: 978-0-32197-947-6

Chapter 8 - Section 8.7 - Systems of Inequalities - 8.7 Assess Your Understanding - Page 623: 5

Answer

True.

Work Step by Step

We know that two non-vertical lines are parallel if their slopes are equal. Here the two lines are: $2x+y=4\\y=-2x+4$ and $4x+2y=0\\2y=-4x\\x=-2x$ Thus both lines have a slope of $-2$, thus they are parallel.

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