\"\"\"\"\"\"

\

\

The expression is \"\"

\

= \"\"                      (Remove parenthesis)

\

= \"\"                      (Commutative property: a + b = b + a) \ \

\

= \"\"           (Assosiative property: a + (b + c) = (a + b) + c)

\

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

\

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

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

\

The simplified expression is \"\".

\