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

The given expression is $\"\"$ .

Distribute terms using distributive property: a (b + c) = ab + ac.

$\"\"$

Distribute terms using distributive property: a (b $\"\"$ c) = ab $\"\"$ ac.

$\"\"$

Product of two different of sings is negative.

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

Combine like terms using distributive property: ab + ac = a (b + c).

$\"\"$

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

The simplified expression is $\"\"$ .