Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.7 Use Absolute Value Functions and Transformations - Guided Practice for Examples 4 and 5 - Page 126: 4



Work Step by Step

The vertex is at $(5,4)$ thus the equation is in the form $y=a|x-5|+4$. After substituting in the coordinates of the point $(3,0)$ we get: $0=a|3-5|+4\\-4=2a\\a=-2$. Thus $y=-2|x-5|+4$
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