#### Answer

$y = -1$

#### Work Step by Step

Since the line is horizontal, therefore the slope ($m$) is equal to $0$
Using the point-slope equation, we have:
$y-(y_{1}) = m(x-x_{1})$
$y-(-1) = 0(x-3)$
$y + 1 = 0$
$y = -1$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$y = -1$

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