Education.com
Try
Brainzy
Try
Plus

Pre-Algebra: Combining Like Terms Practice Problems

based on 4 ratings
By — McGraw-Hill Professional
Updated on Sep 22, 2011

Combining Like Terms Practice Problems

Set 1: Combing Like Terms

To review the concept of combining like terms, go to Combining Like Terms Help

Practice

For each of the following expressions, combine like terms:

1. 10x + 21x

2. 18y – 12y

3. x – 6x

4. 3x + 5x + 6x – 2x

5. –4y – 7y – 11y

6. 25x – 2y + 13x – 6y + x

7. 4x + 2y – 6 + 3x – 5y +2

8. 7a – 6b + 3c – 4a – 2b + 5c

9. x + 2y – x – y + 5x

10. 8p + q – 6p – q

Answers

1. 31x

2. 6y

3. –5x

4. 12x

5. –22y

6. 39x –8y

7. 7x –3y –4

8. 3a – 8b + 8c

9. 5x + y

10. 2p

Set 2: Removing Parentheses and Combining Like Terms

To review the concept of removing parentheses and combining like terms, go to Combining Like Terms Help

Practice

Simplify each of the following expressions:

1. 7(x + 2) + 8

2. 3(2x + 3y – 5) + 6x – 3

3. –2(4a + 6b) – 2a + 3b

4. 5(a + 2b – c) + 6a

5. 9(x + 2y) + 4(x – 6y)

Answers

1. 7x + 22

2. 12x + 9y – 18

3. –10a – 9b

4. 11a + 10b – 5c

5. 13x – 6y

Add your own comment

Ask a Question

Have questions about this article or topic? Ask
Ask
150 Characters allowed