$\"\"$ $\"\"$ $\"\"$

\

The expression is $\"\"$

\

$\"\"$ (Distribute $\"\"$ )

\

$\"\"$ (Distribute $\"\"$ )

\

$\"\"$ (Miltiply: $\"\"$ )

\

$\"\"$ (Divide: $\"\"$ ) $\"\"$

\

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

\

$\"\"$ (Distributive property: $\"\"$ ).

\

$\"\"$ (Add: $\"\"$ )

\

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

\

The simplified expression is $\"\"$ .