Решить неравенство x/4 + x/3 меньше 1

[latex]\left. \frac{x}{4}+\frac{x}{3} \ \textless \ 1 \right| \times12 \\ 3x+4x \ \textless \ 12 \\ \left. 7x\ \textless \ 12 \right| \div 7 \\ x\ \textless \ \frac{12}{7} \Leftrightarrow \ x\ \textless \ 1\frac57.[/latex]