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

\

The equation is $\"\"$

\

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

\

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

\

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

\

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

\

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

\

\

The terms are $\"\"$ .

\

The like terms $\"\"$ .

\ The coefficients are

\"\"

.