rubyrodriguez4 rubyrodriguez4
  • 15-08-2022
  • Mathematics
contestada

What is the y-intercept of the line that passes
through the points (1,-13) and (-10,31) ?
F.
G.
H.
J.
K.
-9
-4
0
9

Respuesta :

Medunno13
Medunno13 Medunno13
  • 15-08-2022

The slope is

[tex]\frac{-13-31}{1-(-10)}=-4 [/tex]

So, the equation is

[tex]y+13=-4(x-1)

[/tex]

The y-intercept is when x=0, so

[tex]y+13=-4(0-1) \\ \\ y+13=4 \\ \\ \boxed{y=-9}[/tex]

Answer Link

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