SOLUTION: (2, -8) and (x, 2); slope: -10/3

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Question 923605: (2, -8) and (x, 2); slope: -10/3
Answer by Alan3354(69443) About Me  (Show Source):
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(2, -8) and (x, 2); slope: -10/3
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Slope m = diffy/diffx
m = (-8-2)/(2 - x) = -10/3
-10/(2-x) = -10/3
-30 = -10(2-x) = -20 + 10x
10x = -10
x = -1