Answer:
Check below
Step-by-step explanation:
Hi, let's check
1.
In this case we have the <em>Associate Property</em>, since we can associate two, or even three terms without modify the final result.
2.
Distributive Property, note that that the right side is the left side rewritten as a product, with the GCF outside the brackets.
3. Commutative Property
The order of these sum does not compromise the result.
4.
Combining like terms, similar terms are operated together.