SOLUTION: If two thirds of a certain number is added to one number half of the number, the result is 21

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Question 1127665: If two thirds of a certain number is added to one number half of the number, the result is 21
Answer by Alan3354(69443) About Me  (Show Source):
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If two thirds of a certain number is added to one number half of the number, the result is 21
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Not clearly stated.
Maybe you mean:
%282%2F3%29%2An+%2B+%281%2F2%29%2An+=+21
2n%2F3+%2B+n%2F2+=+21