Linear system/Over Z mod 7/1/Exercise

Solve the linear system

${}{\begin{pmatrix}3&4\\2&6\end{pmatrix}}{\begin{pmatrix}x\\y\end{pmatrix}}={\begin{pmatrix}5\\1\end{pmatrix}}\,$

over the field ${}K=\{0,1,2,3,4,5,6\}$ from example.

Create a solution