TeX Quellcode:

\begin{array}{rclll} 2\left(-\dfrac{1}{4}x_0+1\right)L &=& \left(-\dfrac{1}{8}x_0+1\right)L &\vert& :L \cr\cr 2\left(-\dfrac{1}{4}x_0+1\right) &=& -\dfrac{1}{8}x_0+1 \cr\cr -\dfrac{1}{2}x_0+2 &=& -\dfrac{1}{8}x_0+1 &\vert& +\dfrac{1}{8}x_0-2 \cr\cr-\dfrac{3}{8}x_0 &=& -1 &\vert& :\left(-\dfrac{3}{8}\right) \cr\cr x_0 &=& \dfrac{8}{3}\end{array}