SOLUTION: How many 4-digits number are there so that the sum of digits is 6?

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Question 1147160: How many 4-digits number are there so that the sum of digits is 6?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How many times does the digit 0 appear from 1000 to 2000?
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This one is similar to several other problems that have not math solution.
Just figure it out.
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There's not much to be learned from it, but some practice in figuring it out.
Having someone do it for you makes zero to be learned from it.