Question

How do you find the slope of the line `x=-4`?

Answer 1

`"slope is undefined"`

Explanation:

`"this is a vertical line parallel to the y-axis and passing"`
`"through all ponts in the plane with an x-coordinate of - 4"`

`rArr"slope is undefined"`
graph{y-1000x-4000=0 [-10, 10, -5, 5]}