Consider the systems of equations below from previous exercises for each system write it as Ax b and then try to perform LU factorization on A note this means the b portion of the augemented matrix you Should not include 3x2 6x3 6X4 4X5 5 3X 7x2 8x3 5x4 8x5 9 3x1 9x2 12X3 9x4 6Xs 15 b 2x y 2 180 X 3y 27 300 2x 27 240