Expressions Review

Priya, Avery, and Arjun are playing a game of 'Spot the Odd One Out'. They stumbled upon a tricky question. Can you help them figure out which of the following sets of terms does NOT include like terms?

• A. 9m, -9m, 7m

• B. 1p, -7p, 7p

• C. 30, -25, 25

• D. 6x, 6y, 6z

Arjun and Mia are having a friendly math competition. Arjun wrote down the expression 32x + 8 – 34x on a piece of paper. Mia, being a math whiz, quickly simplified it. Can you guess what Mia wrote?

• 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

Samuel, Kai, and Mason are building a robot for a school project. They need to calculate the perimeter of a part they are designing. Which of the following expressions represents the perimeter of the figure they are working on?

• A. 5x – 10

• B. 5x – 6

• C. 10x – 12

• D. 10x – 20

5. Which of the following is a true statement?

• 
• 
• 
• 

6. Jayden, Fabian, and Leah are having a friendly competition on who can write equivalent expressions on their dry-erase boards. Can you guess who wrote equivalent expressions?

• A. Jayden and Leah

• B. Fabian and Leah

• C. Fabian and Jayden

• D. No Equivalent Expressions

7. Simplify:

8. Simplify:

Abigail, David, and Samuel are working on a project to build a rectangular garden. They have come up with an expression for the area of the rectangle. Can you help them simplify it?

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