Problem:
Find an expression that represents the sum of (10x – 8y) and (6x + 6y) in simplest terms.
Solution:
Let the following polynomial :

Putting together the similar terms, we obtain:

Adding the similar terms, we obtain that this is equivalent to:

We conclude that an expression that represents the sum of (10x – 8y) and (6x + 6y) in simplest terms is:
