Question 209199: (-3-4),(-5,r), m =-9/2 i need to find the value of r
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! (-3-4),(-5,r), m =-9/2
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slope = (r--4)/(-5--3) = (-9/2)
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(r+4)/(-2) = (-9/2)
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r+4 = 9
r = 5
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Cheers,
Stan H.
Reply to stanbon@comcast.net or algebra.com
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