If I have a limitless quantity of shirts that come in x colors. I need to pack y shirts per pack being shipped. No more than 2 of one color can be shipped per pack. How do I determine the number of unique combinations if order doesn't matter?
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Welcome to Math.SE. when you ask a question you are expected to show your efforts so that others can help you – Shailesh Sep 21 '15 at 00:12
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I have no idea where to start. I don't even know where to start with a Google search to read how to learn. – Brian Sep 21 '15 at 00:18