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### Course: Algebra (all content) > Unit 10

Lesson 3: Adding & subtracting polynomials: two variables- Adding polynomials: two variables (intro)
- Subtracting polynomials: two variables (intro)
- Add & subtract polynomials: two variables (intro)
- Add & subtract polynomials: two variables
- Add & subtract polynomials: find the error
- Polynomials review
- Adding and subtracting polynomials with two variables review

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# Adding and subtracting polynomials with two variables review

Adding and subtracting polynomials is all about combining like terms. When the terms have two variables, it gets a little bit tricky to figure out which terms are like terms. In this article, we review some examples and give you a chance for you to practice the skill yourself.

Adding and subtracting polynomials is all about combining like terms. The polynomials in this article have two variables, which makes figuring out which terms are like terms a little more difficult.

## Example 1

**Simplify.**

Rewrite without parentheses:

Group like terms:

Simplify:

## Example 2

**Simplify.**

Rewrite without parentheses:

Group like terms:

Simplify:

*Want to see another example? Check out this video.*

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