###### Example2.8.16

Simplify the following expressions using the commutative, associative, and distributive properties.

\(4-(3x-9)\)

\(5x+9(-2x+3)\)

\(5(x-9)+4(x+4)\)

Simplify the following expressions using the commutative, associative, and distributive properties.

\(4-(3x-9)\)

\(5x+9(-2x+3)\)

\(5(x-9)+4(x+4)\)