SOLUTION: if the average of three numbers is V.if one of the number is Z and another is Y ,what is the remaining number?

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Question 539745: if the average of three numbers is V.if one of the number is Z and another is Y ,what is the remaining number?
Answer by reviewermath(1029) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of 3 numbers is 3V. The remaining number is highlight%283V-Z-Y%29.