Algebra: A Combined Approach (4th Edition)

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

Chapter 8 - Section 8.1 - Review of Equations of Lines and Writing Parallel and Perpendicular Lines - Exercise Set - Page 573: 51


y = 12

Work Step by Step

Because the slope is 0, the line must be horizontal, therefore it must be a y equals line. Since the line passes through the point (-9, 12), and the y value is 12, the equation of the line much be y=12
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