Question 229570
Find an equation in point-slope form of the line having the specified slope and containing the point indicated. 
m = -8; (6, 9)
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y = -8x + b and y=9 when x = 6
9 = -8*6 + b
9 = -48 + b
b = 57
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y = -8x + 57
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Cheers,
Stan H.