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the average of three numbers is 6. the average of the first and second is 7, what is the value of the third number?​
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3 votes
the average of three numbers is 6. the average of the first and second is 7, what is the value of the third number?​

User Ovabrandon
by
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1 Answer

3 votes

Answer:

4

Explanation:

the sum of the first two numbers is 7*2=14 and the sum of the three numbers is 6*3=18 then you subtract the answers giving you 4

User Doctor J
by
5.3k points
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