SOLUTION: the mean of a set of 15 numbers is 9. One if the numbers is 10. What is the sum of the other 14 numbers

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Question 672923: the mean of a set of 15 numbers is 9. One if the numbers is 10. What is the sum of the other 14 numbers
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
x = sum of 14 numbers
...
%28x%2B10%29%2F15+=+9
...
x+10 = 9*15
x+10 = 135
highlight_green%28x+=+125%29
.....................
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