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The mean of 3,7,8,10 and x is 6 find x​
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3 votes
The mean of 3,7,8,10 and x is 6 find x​

User Prometherion
by
4.1k points

1 Answer

6 votes

Answer:

x = 2

Explanation:

The mean is

3 + 7 + 8 + 10 + x

------------------------- = 6

5

Multiplying both sides by 5, we get:

3 + 7 + 8 + 10 + x = 30

Then 28 + x = 30, so that x must be 2

x = 2

User Jkj Yuio
by
3.8k points
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