Solve the systems in Problems (40-57) by the Gauss-Jordan method. (left{begin{array}{l}x+5 z=9 y+2 z=2 2
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Solve the systems in Problems \(40-57\) by the Gauss-Jordan method.
\(\left\{\begin{array}{l}x+5 z=9 \\ y+2 z=2 \\ 2 x+3 z=4\end{array}ight.\)
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