Question 616656
which equation describes the line that contains the points 
(-1, -8) and (-9, -21)?
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slope = (-21--8)/(-9--1) = -13/-8 = 13/8
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Ans: Only y+8 = (13/8)x+1 has that slope.
Cheers,
Stan H.
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1. (y+8)=13/8(x+1) 
2. y=3x-8 
3. 2y-18x=5
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