starpurrheart
starpurrheart starpurrheart
  • 25-11-2020
  • Mathematics
contestada

Write an equation of the line that passes through a pair of points:
(-3,1). (-2,-5)

Write an equation of the line that passes through a pair of points 31 25 class=

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rinne1212
rinne1212 rinne1212
  • 25-11-2020

Answer:

[tex]y=-6x-17[/tex] (B)

Step-by-step explanation:

[tex]y=mx+b\\m=\frac{y_{2}-y_{1} }{x_{2} -x_{1} } = \frac{1--5}{-3--2} = \frac{6}{-1} = -6\\y=-6x+b\\[/tex]

Plug in one of the two points for X and Y

(-3,1)

[tex]1=-6(-3)+b\\1=18+b\\b=-17\\\\y=-6x-17[/tex]

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