Divide recently purchased a pair of running shoes he got a 20% discount which save them nine dollars what was the original price
1 answer:
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The equation for finding the slope of a line is 
. After substituting in the points, we get
The guy ran at a speed of 8.07783 MPH
Here's how I got my answer:
1 km/hr. = 0.621371
So, if you do you will get your answer: 8.07783 MPH