skingsley skingsley
  • 14-09-2021
  • Mathematics
contestada

The mean of 5, 7 and X is 7. What is X?

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Respuesta :

Mumit23 Mumit23
  • 14-09-2021

Answer:

9

Step-by-step explanation:

(5+7+X)/3=7

5+7+X=21

X=21-12=9

Hope, this helps you.

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