$$\left. \begin{array} { l } { - 1 } \\ { 8010018 - \frac { 1 } { 304015001500 } + 100 } \\ { 33963630 y + 080 } \end{array} \right.$$
$-1,\ \frac{2435196035785176999}{304015001500},\ 33963630y+80$
