skingsley
skingsley
14-09-2021
Mathematics
contestada
The mean of 5, 7 and X is 7. What is X?
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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