11:23 Done mathxl.com AA C Math 130 Fall 2021 Cathy Toch & | 09/21/21 11:23 PM Homework: HW 2.1 Question 14, 2.1.49-Setu... HW Score: 80%, 16 of 20 points Part 1 of 2 O Points: 0 of 1 Save Solve the linear system by the Gauss-Jordan elimination method. x + y- z - x + 4y + 11z = 11 - 2x + 5y + 3z = - 12 Without changing the order of any rows or columns, write a matrix that represents the system. (Do not simplify. Type an integer or simplified fraction for each matrix element.) Tutoring Help Me Solve This Get More Help - Clear All Check Answer A11:24 Done mathxl.com AA C Math 130 Fall 2021 Cathy Toch & | 09/21/21 11:24 PM Homework: HW 2.1 Question 11, 2.1.37 HW Score: 80%, 16 of 20 points O Points: 0 of 1 Save Two steps of the Gauss-Jordan elimination method are shown. Fill in the missing numbers. 1 - 1 2 9 : 3 0 8 1 -4 4 0 - 7 7 2 2 (Simplify your answers.) 10 Tutoring Help Me Solve This Get More Help - Clear All Check Answer A