Grade 7 Mathematics Quiz: Combining Like Terms, Simplifying Expressions, and Distributive Property

Question 1: Combine the like terms in the expression 3x + 2y - 5x - 4y.

• -2x - 2y

• -8x - 6y

• 3x - 4y

• 5x + 2y

Question 2: Simplify the expression 4(2x + 3) - 2(3x - 5).

• 8x + 12 - 6x + 10

• 10x - 8

• 6x + 5

• 12x + 15

Question 3: Use the distributive property to expand the expression 2(3x + 4).

• 5x + 6

• 6x + 8

• 6x - 8

• 3x + 8

Question 4: Collect the like terms in the expression 5x + 3y - 2x + 6y.

• 2x + 3y

• 5x + 3y - 2x - 6y

• 8x + 9y

• 3x + 9y

Question 5: Apply the distributive property to simplify the expression 3(2x + 5) - 2(4x - 3).

• 3(2x) + 3(5) - 2(4x) - 2(-3)

• 6x + 15 - 8x - 6

• 6x + 15 - 8x + 6

• 3(2x) + 5 - 2(4x) - 3

Question 6: Combine the like terms in the expression 2a + 3b - 4a + 5b.

• 5a - 2b

• 7a + 8b

• b - 2a + 5b

• 3a + 8b

Question 7: Simplify the expression 2(3x + 4) - 3(2x - 5).

• 12x + 8 - 6x + 15

• 6x + 8 - 3x + 15

• 10x + 12 - 5x + 15

• 4x + 8 - 2x + 15

Question 8: Use the distributive property to expand the expression 4(2a + 3b).

• 8a + 12b

• 10a + 9b

• 6a + 12b

• 8a + 6b