\"\"

\

The expression is \"\"

\

\"\"     (Distributive property: \"\")

\

\"\"             (Multiply: \"\")

\

\"\"                     (Multiply: \"\")\"\"\"\"

\

\"\"                     (Commutative property of addition: \"\")

\

\"\"                   (Distributive property: \"\")

\

\"\"                                              (Subtract:  \"\")\"\"

\

The simplified expression is \"\".