If A,B,C,D are all invertible nxn matrices,solve for B
AB^-1=D?
I understand to solve for C you need to multiply each side with the inverse, but I dont understand the premultiply and postmultiply rules

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Sorry i typed that wrong its
AB^-1C=D solve for B

lets take a simpler problem
XY = Z
isolate Y
you would pre multiply by X or post multiply by X?

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