thebombassplayer thebombassplayer
  • 18-09-2020
  • Mathematics
contestada

Question 5 (6 points)
Write the equation of the line that passes through (1,3) and (-2,9)

Respuesta :

omnis7 omnis7
  • 18-09-2020

Answer:

y=-2x+13

Step-by-step explanation:

slope equation= (y2-y1)/(x2-x1)

(9-3)/(-2-1)=(6/-3)=-2

slope changes by a factor of -2

y=mx+b ... find b, plug in values

9=-2(-2)+b

9+4=b

b=13

CHECK

9=-2(-2)+13

9=-4+13

9=9

CORRECT

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