I have a matrix multiplication of the form
B=Ax
or
(a11x1+a12x2+a13x3a21x1+a22x2+a23x3a31x1+a32x2+a33x3)=(a11a12a13a21a22a23a31a32a33)⋅(x1x2x3)
Is there a way in Sage to factor B in a way where I give it x and it returns A?
Edited from a question posted by someone else at the Mathematica Stackexchange