alexandradevine26
alexandradevine26 alexandradevine26
  • 02-11-2018
  • Mathematics
contestada

direct variation equation when y=-15 and x=5 then find y when x=9

Respuesta :

kevii123
kevii123 kevii123
  • 02-11-2018

Answer:

y = -27

Step-by-step explanation:

y = kx

-15 = k5

-3 = k

The constant in the equation is -3.

y = -3x

y = -3(9)

y = -27

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