Test: Test for Nov 1 Do your work asap This Question: 1 pt Solve using Gauss-Jordan elimination. 4x,-7x2 -5X3 59 x1-3x2 = 21 Write the system of equations as an augmented matrix. -5 59 -7 0 21 Solve...

Can you be clear on what the answer choice is and what to put in the blanks please.

Extracted text: Test: Test for Nov 1 Do your work asap This Question: 1 pt Solve using Gauss-Jordan elimination. 4x,-7x2 -5X3 59 x1-3x2 = 21 Write the system of equations as an augmented matrix. -5 59 -7 0 21 Solve the system. Select the correct choice below and, if necessary, fill in the answer box(es) to complete your choice The unique solution is x. OA (Simplify your answers.) and x3 The system has infinitely many solutions. The solution is В. x, - 16 +t, x2 -5+t, and x3 = t. E (Simplify your answers. Type expressions using t as the variable.) The system has infinitely many solutions. The solution is x O C. (Simplify your answer. Type an expression using s and t as the variables.) X2 = S, and x3 t = t. O D. There is no solution.