marianameraz021 marianameraz021
  • 25-01-2021
  • Mathematics
contestada


Write an equation in point-slope form of the line that passes through the point (-1,-4) and has a slope of m=-2

Respuesta :

mrfries77 mrfries77
  • 25-01-2021

Answer:

y = -2x +6

Step-by-step explanation:

Need to find b, we have 2 points (0,b), (-1,-4) and a slope m = -2

m = (y2 - y1) / (x2 -x1)

-2 = (-4 - b) / (-1 - 0)

Solve for b

-2(-1 - 0) = -4 - b

2 = -4 - b

2 + 4 = b

6 = b

b = 6

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