Rabbybelliex Rabbybelliex

08-03-2017
Mathematics

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A line passes through the points (3, −1) and (−5, 3) . What is the point-slope form of the line

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ghanami ghanami

08-03-2017

Hello here is a solution:
equation for the line is : y = ax+b a : slope
let A(3;-1) B(-5;3)
a= ((3)-(-1))/(-5)-(3))
a= 4/-8
a=-1/2
y=(-1/2) x+b
- 1 = (-1/2)(3)+b
b= 1/2
the equatdion is : y=(-1/2)x+1/2

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