Questão 193330

\(\left \{ \begin{matrix} x+3y+2z=1 \ -2x+ + z = -2 \ -x+4y+3z=-1 \\end{matrix} \right.\)

\(\left \{ \begin{matrix} x+2y+z=1 \ 2x+ y-3z = 4 \ 3x+3+2z=0 \\end{matrix} \right.\)

\(\left \{ \begin{matrix} 3x-2y+2z=-1 \ -x+ y-z = 1 \ 3x-y+2z=-2 \\end{matrix} \right.\)

\(\left \{ \begin{matrix} x-y+z=3 \ 2x+ y- z = 0 \ 3x-y+2z=0 \\end{matrix} \right.\)