TeX Quellcode:

\begin{array}{rclcl} \dfrac{6}{7} x-10 &=& 0 &\vert&+10 \cr \dfrac{6}{7}x &=& 10 &\vert& \cdot \dfrac{7}{6} \cr x &=& \dfrac{70}{6} \cr\cr x &=& \dfrac{35}{3} \end{array}