Assume that the augmented matrix of the system of linear equations is give as follows: $$ \left[\begin{array}{rrr|r}1 & 1 & -1 & 2 \ 3 & 2 & -1 & 3 \ -1 & -1 & 2 & -1\end{array} ight] $$ Find the solution of the above system. Choose the correct option. $$ x=-2, y=5, z--1 $$ $$ x=2, y=5, z=-1 $$ None of the given options $$ \begin{array}{l}x=-2, y=-5, z=-1 \ x=-2, y=5, z=1\end{array} $$

Question

Assume that the augmented matrix of the system of linear equations is give as follows: $$ \left[\begin{array}{rrr|r}1 & 1 & -1 & 2 \ 3 & 2 & -1 & 3 \ -1 & -1 & 2 & -1\end{array}ight] $$ Find the solution of the above system. Choose the correct option. $$ x=-2, y=5, z--1 $$ $$ x=2, y=5, z=-1 $$ None of the given options $$ \begin{array}{l}x=-2, y=-5, z=-1 \ x=-2, y=5, z=1\end{array} $$

Johnston Lane · Accepted Answer

The correct option is $$ x=-2, y=5, z=1 $$.

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