If x was equal to 9 and 9 was equal to y , and y was equal to x , what is xy ?
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So, here's the solution of mine, if any problems go on in this question I'll simply delete it :v ** So, X = 9 and 9 = Y. Note that 9 = Y is the same as Y = 9, which obviously means that X has the same values as Y. So, use your mathematical knowledge, XY = 9x9 = 81