Questions:
Row Operations and Reduced Row Echelon Form
1. Rewrite the following system of equations as an augmented matrix. Put the matrix in reduced row echelon form to find the solution to the system of equations.
x-y=3
6x+7y=44
6x-7y=16
2. This is as far as I got, then I am unsure of what to do next
1 -1 3
6 7 44
6 -7 16.