SOLUTION: Find the slope between two points that lie on the same horizontal line.

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Question 310728: Find the slope between two points that lie on the same horizontal line.
Found 2 solutions by Alan3354, Fombitz:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Horizontal --> slope = 0

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Let the two points be (a,c) and (b,c).
The slope is then
m=%28y2-y1%29%2F%28x2-x1%29=%28c-c%29%2F%28b-a%29=0%2F%28b-a%29=0
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Horizontal lines have slope equal to zero.