Answer
$y=3$
See graph.
Work Step by Step
Since the line is horizontal, it must have the form $y=c$, where $c$ is a constant. We know the graph goes through the point $(2,3)$, so $c$ must be $3$. Thus the equation is:
$y=3$
See graph.
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter 2 - Section 2.5 - Equations of Lines and Linear Models - Summary Exercises on Graphs, Circles, Functions, and Equations - Page 231: 10
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