thurmandojuan thurmandojuan
  • 17-06-2021
  • Mathematics
contestada

if y varies directly with x and y is 10 when x is 5 then what is y when x is 2

Respuesta :

prissyphiri
prissyphiri prissyphiri
  • 17-06-2021

Answer:

y is 4

Step-by-step explanation:

so the equation is y = kx ( k is the constant)

We've been given x as 5 & y as 10 so we can use these values to find the constant .

10 = k(5)

k = 2

so now , we can find y

y = 2 × 2

y = 4

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