carlos7796 carlos7796
  • 20-06-2020
  • Mathematics
contestada

Write the equation of the line that contains the
points (4, -7) and (1,5).

Respuesta :

swan85 swan85
  • 20-06-2020

Answer:

y=-4x+9

Step-by-step explanation:

y=-4x+9

m=y2-y1/x2-x1

m= 5-(-7)/1-4

m=12/-3=-4

y=-7   m=-4   x=4 find b

y=mx+b

-7=4*4 +b

b=-7+16 = 9

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