Answer
$y=-5$
$slope: m=0$
$a.) y=4$
$b.) x=-2$
Work Step by Step
$y+5=0$
$y=-5$
$slope: m=0$
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$a.)$ $(-2, 4), m=0$
$y=4$
$b.)$ $(-2,4),$ m is undefined
$x=-2$
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