150 X-(Y) Y+(A+B) Z = 1500 (A)X + 120 Y-(Y-B) Z = 1200 (A)X-(Y+C) Y + 110 Z= -900 1) Using Gauss Elimination, determine X. 2) Using Gauss Elimination, determine Y. 3) Using Gauss Elimination, determine Z. 4) Using Jacobi Method, determine X3 if initial guess X = 0. 5) Using Gauss-Seidel Method, determine X3 if initial guess X = 0. 6) Using Jacobi Method, determine Y3 if initial guess Y = 0. 7) Using Gauss-Seidel Method, determine Y3 if initial guess Y = 0 8) Using Jacobi Method, determine Z3 if initial guess Z = 0. 9) Using Gauss-Seidel Method, determine Z3 if initial guess Z = 0. 10) Using Gauss-Seidel Method, determine X3 if initial guess X = 1 11) Using Gauss-Seidel Method, determine Y3 if initial guess Y = 1 12) Using Gauss-Seidel Method, determine Z3 if initial guess Z = 1