darcyedson darcyedson
  • 13-01-2021
  • Mathematics
contestada

To solve 5/7 - 2/n = 1/21

Respuesta :

nosiphomgaga925 nosiphomgaga925
  • 17-08-2022

Answer:

-2/n=1/21-5/7

-2/n= -2/3

cross multiple

-2×3=n×-2

-6/-2=-2n/-2

n=3

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