SOLUTION: Find the slope if it exists, of the line containing the pair of points. (5,8) and (9,-8)

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Question 420635: Find the slope if it exists, of the line containing the pair of points.
(5,8) and (9,-8)
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
(5,8) and (9,-8)
.
slope = (y2 - y1)/(x2 - x1)
slope = (-8 - 8)/(9 - 4)
slope = (-16)/(5)
slope = -16/5