Math, asked by bonitatheres200, 1 year ago

if the mean of 12,x,5,7,and 13 is 9. find the value of x.

Answers

Answered by Sarthak1710

3

mean of 12,x,5,7 and 13 = (12+13+5+7+x)/5
9=(37+x)/5
9×5=37+x
×=45-37
x=8

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