Use Gaussian Elimination to reduce the following matrix into row echelon form. You may use the Pivot and Gauss-Jordan tool, but you must show every step. You may not use the “reduce completely”...

Use Gaussian Elimination to reduce the following matrix into row echelon form. You may use the Pivot and Gauss-Jordan tool, but you must show every step. You may not use the “reduce completely” button.      1 2 3 4 | 1 2 3 4 5 | 2 3 4 6 6 | 3 4 5 7 7 | 4   