Stelsels met breuken

Substitutie of combinatie

\(\left\{\begin{matrix}-4y=\frac{25}{2}+x\\3x+6y=-24\end{matrix}\right.\)

\(\left\{\begin{matrix}-4y=\frac{25}{2}+x\\3x+6y=-24\end{matrix}\right.\qquad V=\{(\frac{-7}{2},\frac{-9}{4})\}\)