pinkstrawberries55 pinkstrawberries55
  • 18-11-2020
  • Mathematics
contestada

PLEASE HELP AND CHECK PHOTO!!

PLEASE HELP AND CHECK PHOTO class=

Respuesta :

Gamerman180
Gamerman180 Gamerman180
  • 18-11-2020

Answer:

Step-by-step explanation:

21/7 = x/4

84=7x

x=12

3:1 is your ratio

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