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Question 396330: write an equation in point-slope of the line through points (7,-4) and (8,1)
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! write an equation in point-slope of the
line through points (7,-4) and (8,1)
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slope = (1--4)/(8-7) = 5
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Form: y = mx + b
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Substitute and solve for "b";
1 = 5*8 + b
b = -39
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Equation:
y = 5x - 39
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Cheers,
Stan H.
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