-8x1+3x2-6x3+2x4 = -5 5x1+6x2+2x3-4x4 = -8 -3x1 +2x2-7x3+5x4 = 4 4x1 -5x2+3x3-6x4 = 9 %3! Solve the above system of equations using LU Decomposition

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