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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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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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Mathematics
3 years
2021-09-02T13:14:11+00:00
2021-09-02T13:14:11+00:00 1 Answers
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## Answers ( )

Answer:4

Step-by-step 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