Check if the system of linear equations has a solution and solve
\[ \left\{ { \begin{array} { l } { x + 2 y + 3 z = - 4 } \\ { 2 x + 3 y + 4 z = 1 } \\ { 3 x + 4 y + 5 z = 6 } \end{array} } \right.\tag{9} \]
P-TRIV-LA41
Check if the system of linear equations has a solution and solve
\[ \left\{ { \begin{array} { l } { x + 2 y + 3 z = - 4 } \\ { 2 x + 3 y + 4 z = 1 } \\ { 3 x + 4 y + 5 z = 6 } \end{array} } \right.\tag{9} \]