castilloleelen castilloleelen
  • 06-11-2020
  • Mathematics
contestada

suppose y varies directly as x and y=21 when x=3 find x when y=42​

Respuesta :

shinchan69
shinchan69 shinchan69
  • 06-11-2020

Answer:

6

Step-by-step explanation:

21/3=42/x

x=42*3/21

x=6

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