Question

The mean
of three number is 12, two of
the numbers are I and 14, what is the third
numbers​

Answer 1

Answer:

(1 + 14 + X ) / 3 = 12

(15 + X ) /3 = 12

15 + X = 36

x = 21

hence the third number is 21

Answer 2

Answer:

This is the answer. hope it helps