### Home > AC > Chapter 2 > Lesson 2.2.3 > Problem 2-115

2-115.

Simplify the following expressions.

Rearrange and put like terms together.

Combine like terms.

Now, put in order of power.

Follow the steps in part (a).

Follow the steps in part (a).

Follow the steps in part (a).

Remember

is the same as.