(Solved):
Gauss elimination solve for \( x, y \) and \( z \) the following system of eq ...
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Gauss elimination solve for \( x, y \) and \( z \) the following system of equations. \[ \begin{array}{l} 1 x+2 y+3 z=12 \\ 5 x+2 y+5 z=-5 \\ 4 x+6 y+8 z=-2 \end{array} \]