Greatest Common Factor & Distributive Property

Which expression is equivalent to 21 + 45 after factoring out a common factor?

• 3 x (7 + 15)

• 7 x (3 + 10)

• 21 x (1 + 3)

• 45 x (3 + 7)

Which expression is equivalent to 3 + 15 after factoring out a common factor?

• 3 x (15 + 1)

• 15 x (3 + 1)

• 5 x (3 + 5)

• 3 x (1 + 5)

Which expression is equivalent to 21 + 18 after factoring out a common factor?

• 3 x (21 + 9)

• 3 x (7 + 6)

• 21 x (3 + 7)

• 21 x (21 + 18)

Which expression is equivalent to 18 + 10 after factoring out a common factor?

• 9 x (2 + 5)

• 2 x (18 + 10)

• 2 x (9 + 5)

• 18 x (1 + 10)

Which expression is equivalent to 30 + 42 after factoring out a common factor?

• 2 x (30 + 21)

• 30 x (1 + 42)

• 6 x (30 + 42)

• 6 x (5 + 7)

Which expression is equivalent to 18 + 36 after factoring out a common factor?

• 9 x (2 + 36)

• 18 x (1 + 2)

• 2 x (9 + 36)

• 18 x (18 + 36)

Which expression is equivalent to 28 + 12 after factoring out a common factor?

• 7 x (4 + 5)

• 14 x (2 + 1)

• 4 x (28 + 12)

• 4 x (7 + 3)

Which expression is equivalent to 22 + 12 after factoring out a common factor?

• 2 x (22 + 6)

• 22 x (1 + 12)

• 2 x (22 + 12)

• 2 x (11 + 6)

Which expression is equivalent to 12 + 20 after factoring out a common factor?

• 4 x (3 + 20)

• 12 x (12 + 2)

• 4 x (3 + 5)

• 4 x (12 + 4)

Which expression is equivalent to 16 + 22 after factoring out a common factor?

• 2 x (8 + 22)

• 2 x (8 + 11)

• 2 x (16 + 11)

• 16 x (1 + 22)