imamador4387 imamador4387
  • 26-04-2021
  • Mathematics
contestada

A variable y varies directly with x and the constant of variation is 3. What is the value of y when x = 2?

Respuesta :

adioabiola
adioabiola adioabiola
  • 28-04-2021

Answer:

y = 6

Step-by-step explanation:

y varies directly with x

y = k*x

Where,

k = constant of variation

Find y when x = 2 and constant of variation,k =3

y = k*x

y = 3 * 2

y = 6

Check:

if y = 6 and x = 2, find k

y = k*x

6 = k*2

6 = 2k

k = 6/2

k = 3

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