jebentley jebentley

12-05-2017
Mathematics

contestada

Write an equation in point-slope form that includes points (-1,4) and (2,-2)

Respuesta :

fussellk fussellk

12-05-2017

first you have to find slope:
m = -2 - 4/2 - -1
m = -6/3
m = -2

Then plug any points into equation
y = mx + b to get b
-2 = 2(-2) + b
-2 = -4 +b
B = 2

So you're equation is:
y = -2x + 2

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ariiknowsall11 ariiknowsall11

12-05-2017

the answer should be y=4x-2 good luck

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