How to Solve Matrix Equations: 8 Steps - wikiHow
www.wikihow.com › Solve-Matrix-EquationsOct 06, 2016 · Solve the system of equations. A F = − B H F = − A − 1 B H {\displaystyle {\begin{aligned}AF&=-BH\\F&=-A^{-1}BH\end{aligned}}} − C A − 1 B H + D H = I ( D − C A − 1 B ) H = I H = ( D − C A − 1 B ) − 1 F = − A − 1 B ( D − C A − 1 B ) − 1 {\displaystyle {\begin{aligned}-CA^{-1}BH+DH&=I\\(D-CA^{-1}B)H&=I\\H&=(D-CA^{-1}B)^{-1}\\F&=-A^{-1}B(D-CA^{-1}B)^{-1}\end{aligned}}}