《*8 三元一次方程组》巩固自测

$\left\{\begin{array}{l}x=-1 \\ y=1 \\ z=0\end{array}\right.$

$\left\{\begin{array}{l}x=1 \\ y=0 \\ z=-1\end{array}\right.$

$\left\{\begin{array}{l}x=0 \\ y=1 \\ z=-1\end{array}\right.$

$\left\{\begin{array}{l}x=-1 \\ y=0 \\ z=1\end{array}\right.$