what is the slope of (-13.9,3.8) and (-11.9,2.6)

I know i have to use rise over run but my answers are not what they are looking for. I am completely lost!
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1 Answer

Problem: what is the slope of (-13.9,3.8) and (-11.9,2.6)
I know i have to use rise over run but my answers are not what they are looking for. I am completely lost!

When given two points, the slope is calculated as m = (y1 - y2) / (x1 - x2)

m = (3.8 - 2.6) / (-13.9 - (-11.9))
m = (3.8 - 2.6) / (-13.9 + 11.9)
m = (3.8 - 2.6) / (-13.9 + 11.9)
m = 1.2 / -2
m = -0.6

 

by Level 11 User (78.4k points)

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