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Find the equation of the line passing through the points (-2,-17) and (5,-11). Give your answer in "y = mx + b" form.

 Aug 1, 2021
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Y= mx + b       m = slope    b = y -axis intercept

 

m = slope = rise / run = (y1- y2) / (x1-x2) = 6/7

 

y = 6/7 x + b      now sub in either of the two points given to calculate the value of 'b'

-11 = 6/7 (5) + b        b = -107/7

 

your line is then     y = 6/7 x   - 107/7

 Aug 1, 2021

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