marlishapayne90 marlishapayne90

29-07-2022
Mathematics

contestada

If the average (arithmetic
mean) of 2, 7, and x is 12,
what is the value of x?

If the average arithmetic mean of 2 7 and x is 12 what is the value of x class=

Respuesta :

3644253 3644253

29-07-2022

Answer: 27

Step-by-step explanation:

Mean = Sum of data/Number of data = (2 + 7 + x)/3 = 12

(x+9)/3 = 12

x+9 = 36

x = 27

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