TeX Quellcode:

\begin{array}{rclcll}8\ln(ex+2) &=& 8 &\vert &:8\\\ln(ex+2) &=& 1 &\vert &e^{*}\\ex+2 &=& e &\vert & -2 \\ex &=& e-2 &\vert & :e \\x &=& 1-\dfrac{2}{e} \approx 0{,}26 \;\in\;\mathbb{D} \\ \\\mathbb{L} &=& \left\{1-\dfrac{2}{e}\right\}\end{array}