The given expression is
[tex]\frac{4-5}{5}=x[/tex]First, we solve the subtraction
[tex]\frac{-1}{5}=x[/tex]Now we subtract 2 on each side to get x-2
[tex]-\frac{1}{5}-2=x-2[/tex]Let's solve the difference
[tex]\begin{gathered} \frac{-1-10}{5}=x-2 \\ \frac{-11}{5}=x-2 \end{gathered}[/tex]