SOLUTION: I need to find the slop of a line passing through a pair of points (a,b) and (a,a-c) All variables represent positive real numbers The slope is or The slope is undefined

Question 672296: I need to find the slop of a line passing through a pair of points
(a,b) and (a,a-c)
All variables represent positive real numbers
The slope is
or
The slope is undefined
Which describes how the line passes through the given points
horizontal
falls from left to right
vertical
rises from left to right
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I need to find the slop of a line passing through a pair of points
(a,b) and (a,a-c)
------------
The x value is the same --> parallel to the y-axis
--> slope is undefined
======================
If b = a-c, then there's 1 point --> no slope
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