Solve the system of linear equations
\[ \left\{ \begin{array} { l l } { y + 3 z = - 1 } \\ { 2 x + 3 y + 5 z = 3 } \\ { 3 x + 5 y + 7 z = 6 } \end{array} \right.\tag{8} \]
P-TRIV-LA39
Solve the system of linear equations
\[ \left\{ \begin{array} { l l } { y + 3 z = - 1 } \\ { 2 x + 3 y + 5 z = 3 } \\ { 3 x + 5 y + 7 z = 6 } \end{array} \right.\tag{8} \]