Expressions Quiz

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

• 9m, -9m, 7m

• 1p, -7p, 7p

• 30, -25, 25

• 6x, 6y, 6z

Which is the correct simplified version of the expression 32x + 8 - 34x?

• 66x + 8

• 74x

• -2x + 8

• 6x

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

• 17y, y, 17

• 15x, -x, 33x

• 18, 21g, 24

• -5x, -5y, -5xy

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

• 5x - 10

• 5x - 6

• 10x - 12

• 10x - 20

Which of the following is a true statement?

• -4(w + 8) is equivalent to -4w + 32.

• -2.5(4p - 16) is equivalent to -10p + 40.

• All of the above are true.

Three students wrote expressions on their dry erase boards. JAYDEN: -(6r - 3), FABIAN: -2(3r - 1), LEAH: 3(-2r + 1). Which of these students wrote equivalent expressions?

• A. Jayden and Leah

• B. Fabian and Leah

• C. Jayden and Fabian

• D. Jayden, Fabian, and Leah

Simplify: -7(3z + 5t - 3g)

• -21z - 35t + 21g

• -21z + 35t - 21g

• 21z - 35t - 21g

• -21z - 35t - 21g

28a - 9(2a + 6)

Mathematical Equivalence

ON

Simplify an expression for the area of the rectangle shown.

Mathematical Equivalence

ON

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?

• x + 0.2x

• 1.2x

• Both A and B

• Neither A nor B