Expressions practice

1. Which of the sets of terms below does NOT include like terms?

• A. 9m, -9m, 7m
• B. 1p, -7p, 7p
• C. 30, -25, 25
• D. 6x, 6y, 6z

2. Which is the correct simplified version of the expression 32x + 8 – 34x?

• A. 66x + 8
• B. 74x
• C. -2x + 8
• D. 6x

3. Which of the following is an example of a set of like terms?

• A. 17y, y, 17
• B. 15x, -x, 33x
• C. 18, 21g, 24
• D. -5x, -5y, -5xy

4. Which of the following expressions represents the perimeter of the figure below?

• A. 5x – 10
• B. 5x – 6
• C. 10x – 12
• D. 10x – 20

5. Which of the following is a true statement?

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6. Three students wrote expressions on their dry erase boards. Which of these students wrote equivalent expressions?

• A. Jayden and Leah
• B. Fabian and Leah
• C. Fabian
• D. Leah

7. Simplify:

8. Simplify:

9. Simplify an expression for the area of the rectangle shown below. DISTRIBUTE

10. Brooke purchased a new pair of tennis shoes that cost x dollars. Her brother, Benji, purchased a new pair of shoes that cost 20% more than Brooke’s. Which expression could be used to represent the cost of Benji’s shoes?

• A. x + 0.2x
• B. 1.2x
• C. Both A and B
• D. Neither A nor B