vbranch
vbranch vbranch
  • 02-06-2021
  • Mathematics
contestada

The value of y varies directly with x. If x = 3, then y = 21. What is the value of x when y = 105?
F 3/5
G 1 2/3
H 7
J 15

Respuesta :

mercy17
mercy17 mercy17
  • 05-06-2021

Answer:

J

Step-by-step explanation:

[tex]y \alpha x \\ \frac{y}{x} = k \\ \frac{21}{3} = \frac{105}{x} \\ x = 15[/tex]

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