jayy2ruiz jayy2ruiz
  • 19-01-2021
  • Mathematics
contestada

If Y varies directly with x, then y=1/2 when x=-2. What is the value of x when y=-4?

Respuesta :

clarch19
clarch19 clarch19
  • 19-01-2021

Answer:

x = -16

Step-by-step explanation:

y = kx

1/2 = -2k

k = 1/4

-4 = 1/4x

x = 4(-4)

x = -16

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