Solve the system \\left\\{ \\begin{array}{r@{}r@{}r@{}r@{}r@{}r} 5 x_1 & - 6 x_2

Question

Solve the system left{ egin{array}{r@{}r@{}r@{}r@{}r@{}r} 5 x_1 & - 6 x_2 & + 3 x_3 & + 2 x_4 = & 2 cr - x_1 & + x_2 & + 2 x_3 & + 2 x_4 = & 3 cr 4 x_1 & - 5 x_2 & + 5 x_3 & + 4 x_4 = & 5 cr -2 x_1 & + 2 x_2 & + 4 x_3 & + 4 x_4 = & 6 end{array} ight. left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight[ x_1 left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight] x_2 x_3 x_4 = left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight[ left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight] + left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight[ left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight] s + left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight[ left.phantom{egin{array}{c}!strut\!strut\!strut\!strut\!strut\end{array}} ight] t.

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can you please post the qestion propely

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