Question 891181: If the average of three numbers is V. If one of the numbers is Z and another is Y, what is the remaining number? Found 2 solutions by AnlytcPhil, Alan3354:Answer by AnlytcPhil(1806) (Show Source): You can put this solution on YOUR website! If the average of three numbers is V. If one of the numbers is Z and another is Y,
what is the remaining number?
Let X = the remaining number. Then to find the average of three numbers
you add them and divide by 3:
Edwin
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website! If the average of three numbers is V. If one of the numbers is Z and another is Y, what is the remaining number?
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n = remaining number
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(Y + Z + n)/3 = V
Y + Z + n = 3V
n = 3V - Y - Z