1/5m-1/6n=0 5m-4n=2 решите плиззз система лин уравнений

[latex]\left \{ {{\frac{1}{5}m-\frac{1}{6}n=0} \atop {5m-4n=2}} \right.[/latex]   [latex]\left \{ {{\frac{1}{5}m-\frac{1}{6}n=0} \atop {m=\frac{2+4n}{5}}} \right.[/latex]   [latex]\left \{ {{\frac{2+4n}{25}-\frac{1}{6}n=0} \atop {m=\frac{2+4n}{5}}} \right.[/latex] [latex]\left \{ {{\frac{1}{6}n=\frac{2+4n}{25}} \atop {m=\frac{2+4n}{5}}} \right.[/latex] [latex]\left \{ {{n=\frac{12}{25}+\frac{24n}{25}} \atop {m=\frac{2+4n}{5}}} \right.[/latex]   [latex]\left \{ {{n-\frac{24n}{25}=\frac{12}{25}} \atop {m=\frac{2+4n}{5}}} \right.[/latex]   [latex]\left \{ {{\frac{n}{25}=\frac{12}{25}} \atop {m=\frac{2+4n}{5}}} \right.[/latex]   [latex]\left \{ {{n=12} \atop {m=\frac{2+4n}{5}}} \right.[/latex]   [latex]\left \{ {{n=12} \atop {m=\frac{50}{5}}} \right.[/latex]   [latex]\left \{ {{n=12} \atop {m=10}} \right.[/latex]