How do you find the slope of $x= -3$ ?

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Answer 1 · 2018-05-16T10:38:57

A vertical line going through x=-3, cannot work out the slope.

Answer 2 · 2018-05-16T10:39:02

$"slope is undefined"$

$x=-3" is a vertical line parallel to the y-axis and "$
$"has a slope which is undefined"$
graph{y-1000x-3000=0 [-10, 10, -5, 5]}

How do you find the slope of x= -3x= -3?