Solve the following system of equations with the Gauss-Jordan elimination method. 2x, +x2 + 4x3- 2x, = 19 - 3x, + 4x, + 2xz - x4 = 1 3x, + 5x2 - 2x3 +x4 = 8 - 2x, + 3x2+ 2x3+4x4 = 13 %3D %3D

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