Solve the following system of linear equations using the LU

Last updated: 8/7/2022

Solve the following system of linear equations using the LU factorization method. x₁ + x₂ + 3x4 = 7 2x₁ + x₂-x3+ x4 = 5 3x₁-x₂-x₂ + 2x4 = 8 -x₁ + 2x₂ + 3x₂ - x4 = -6