Write as a Single Logarithm log base 9 of x- log base 9 of y

$\log_{9} (x) - \log_{9} (y)$

Use the quotient property of logarithms, $\log_{b} (x) - \log_{b} (y) = \log_{b} (\frac{x}{y})$ .

$\log_{9} (\frac{x}{y})$