Answer :
[tex]log_{\frac{3}{5}}\left(\frac{25}{9}\right)=x-2\\
(\frac{3}{5})^{x-2}=(\frac{3}{5})^{-2}\\
\\
x-2=-2\\
\\
\boxed{x=0}[/tex]
[tex]log_{ \frac{3}{5} } \frac{25}{9} =x-2\\\\log_{ \frac{3}{5} } (\frac{3}{5})^{-2} =x-2\\\\-2=x-2\\\\-x=-2+2\\\\-x=0\\\\x=0[/tex]