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A line passes through the points (6, 10) and (4, -2). What is the equation of the line

 Jul 27, 2020
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Slope , m =  (y1-y2) / (x1-x2)    =  (10- -2) / ( 6-4) = 6

 

y = mx+b     becomes   y = 6x+b    sub in oneof the points to calc 'b'

10 = 6(6) + b    b = - 26

 

y = 6x-26

 
 Jul 27, 2020

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