What is the slope of $x = - 4$ $x=-4$ ?

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Answer 1 · 2015-05-26T13:32:30

The slope of a line is given by the change in $y$ $y$ , $Delta y$ , divided by the change in $x$ , $Delta x$ , for any two points on the line.

Since the value of $x$ does not change, $Delta x = 0$
and the slope is undefined.

What is the slope of x=-4x=−4x=-4?