If AX = B where A, X and B are matrices and $A^{-1}, B^{-1}$ exist, then matrix X is

$X=B^{-1} A$ $X=A^{-1} B$ $X=\frac{B}{A}$ $X=A B^{-1}$

$X=A^{-1} B$

The correct answer is Option (2) - $X=A^{-1} B$