$\"\"$

The expression is $\"\"$ .

Apply commutative property of addition: a + b = b + a.

$\"\"$

$\"\"$ (Product of two same signs is positive) \ \

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

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

$\"\"$

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

The simplified expression is $\"\"$ .