TeX Quellcode:
\begin{array}{rclcll}\dfrac{5x-7}{2x+3} & < & 4 &\vert & \cdot\left(2x+3\right)\\5x-7 & < & 4\left(2x+3\right)\\5x-7 & < & 8x+12 &\vert & -12-5x\\-19 & < & 3x &\vert & :3\\-\dfrac{19}{3} & < & x\end{array}