mkbarrett335 mkbarrett335
  • 24-03-2017
  • Mathematics
contestada

Write the equation of a line with the given information:

Through the points (-2,27) and (2,-9)

Respuesta :

TheHero
TheHero TheHero
  • 24-03-2017
y = m x + b

m : slope 
b :intercept

m = -9 - 27/ 2 +2  = -9

y = -9 x + b

27  = -18  +b

b = 45

y = -9 x + 45

Answer Link
Аноним Аноним
  • 24-03-2017
slope = (-9 -27)/(2 +2) = -36/4 = -9

y = mx + b
27 = -9(-2) + b
27 = 18 + b
b = 9

equation
y = -9x +9
Answer Link

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