Math, asked by aryanthegreat2233, 4 months ago

If the mean of the observations x , 2 x + 1, 2 x + 5, 2x+ 9 is 30. Find the value of x.

Answers

Answered by Mrvagh151

4

The mean of last 2 observations is 37. The observations are : x, 2x +1, 2x+5, 2x+9. Total sum of the observations = x.....

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