Answer :
[tex]\frac{99}{(45-39+5)}-\frac{25}{5}[/tex]
solve the parenthesis
[tex]\frac{99}{11}-\frac{25}{5}[/tex]simplify
[tex]\begin{gathered} \frac{\frac{99}{11}}{\frac{11}{11}}-\frac{\frac{25}{5}}{\frac{5}{5}} \\ \\ \\ \frac{9}{1}-\frac{5}{1} \\ \\ 9-5=4 \end{gathered}[/tex]solution is 4