The below is an augmented matrix that has been transformed to reduced row echelon form:
1 2 0 -2 0 2
0 0 1 3 0 -1
0 0 0 0 1 3
0 0 0 0 0 0
Find the solution of Ax = B. Write it in vector form (i.e. the sum of a fixed vector and a linear combination of vectors with free variables as coefficients).