TeX Quellcode:

\begin{array}{rclcll}\dfrac{1}{x+3} & < & -5 &\vert & \cdot\left(x+3\right)\\1 & < & -5\left(x+3\right)\\1 & < & -5x-15 &\vert & +15\\16 & < & -5x &\vert & :\left(-5\right)\\-\dfrac{16}{5} &>& x\end{array}