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(Solved): 3x3-Systems: Problem 3 (1 point) \[ \begin{aligned} 5 x-y+5 z &=9 \\ -4 x+5 y-5 z &=-28 \\ x+3 y+2 ...
3x3-Systems: Problem 3 (1 point) \[ \begin{aligned} 5 x-y+5 z &=9 \\ -4 x+5 y-5 z &=-28 \\ x+3 y+2 z &=-7 \end{aligned} \] Find the unique solution to this system of equations. Give your answer as a point