SOLUTION: If 9^y = x, then how would 9^y-9^(y-3) be represented in terms of x?

SOLUTION: If 9^y = x, then how would 9^y-9^(y-3) be represented in terms of x?

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Question 1148167: If 9^y = x, then how would 9^y-9^(y-3) be represented in terms of x?
Answer by ikleyn(52776) (Show Source): You can put this solution on YOUR website!
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If 9^y = x,   9^y-9^(y-3) = x -  = x - .

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