Stelsels

Werk uit

\(\left\{\begin{matrix}-3y=\frac{-89}{77}-5x\\-x+y=\frac{15}{77}\end{matrix}\right.\)

\(\left\{\begin{matrix}-3y=\frac{-89}{77}-5x\\-x+y=\frac{15}{77}\end{matrix}\right.\qquad V=\{(\frac{-2}{7},\frac{-1}{11})\}\)