SOLUTION: Find the slope, if it exists of the line containing the pair of points. 1. (3,0) and (0,-9) 2. (-9,-11) and (-12,-20)

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Question 640878: Find the slope, if it exists of the line containing the pair of points.
1. (3,0) and (0,-9)
2. (-9,-11) and (-12,-20)

Found 2 solutions by Alan3354, solver91311:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Find the slope, if it exists of the line containing the pair of points.
1. (3,0) and (0,-9)
Slope, m = diffy/diffx = (-9)/(-3)
m = 3
===============
2. (-9,-11) and (-12,-20)
Do it like #1

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Use the slope formula:



where and are the coordinates of the given points.

John

My calculator said it, I believe it, that settles it
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