$\"\"$

The polynomial expression is $\"\"$ .

Rewrite the expression $\"\"$ .

Group terms with common factors.

$\"\"$

Factor the G.C.F from each grouping.

$\"\"$

Apply additive inverse property: $\"\"$ .

$\"\"$

Product of two different sings is negative.

$\"\"$

Combine like terms using distributive property: $\"\"$ .

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

The solution is $\"\"$ .