Identifying Unlike Terms Worksheet
A Grade 9 math worksheet focusing on identifying and understanding unlike terms in algebraic expressions.
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Identifying Unlike Terms
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Read each question carefully and follow the instructions. Remember that unlike terms have different variables or different exponents for the same variable and cannot be combined through addition or subtraction.
1. Which of the following pairs represents unlike terms?
3x and 5x
2y² and 7y²
4ab and 9ba
6p and 6p²
2. Terms that have different variables or the same variables raised to different exponents are called terms.
3. The terms 7x²y and 7xy² are terms because their variable parts are different.
4. The terms -5m³n and 10nm³ are unlike terms.
True
False
5. Explain why 8a²b and 8ab² are considered unlike terms.
Match the term on the left with a term on the right that it is UNLIKE.
6. 5x
a. 2x²
7. 3y²
b. 3y
8. 4ab
c. 4a
9. In the following expression, identify all pairs of unlike terms:
7x + 3y - 2x² + 5y - 4x + 10