bellapacheco8 bellapacheco8
  • 06-11-2019
  • Mathematics
contestada

Assume y varies directly as x.
If x = 14 when y=4,
find x when y = 2.
Hint: 14/4 = x/2

Respuesta :

kashindyemdanganya11
kashindyemdanganya11 kashindyemdanganya11
  • 06-11-2019

Answer:

soln

let x=n in order to differentiate btn x and multiplication sign.

first of all we apply cross multiplication.

14/4×n/2

(4×n)=(14×2)

open blacket

4n=28

we divide by 4 both side

n=7

therefore

x=7

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