The mean of 18. 14, 24, 2x + 1 and 12 is 33. Find the value of x.
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mean = 18 + 14 + 24 + 2x + 1 + 12 = 33.
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5
69+2x = 33×5
69+2x = 165
2x = 165 - 69
2x = 96
then, x = 48 is an answer...
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hope it will help u....
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