Application of Equivalent Expressions with Polynomials

Which expression is equivalent to 7(3a + 4b)?

• 21a + 28b

• 10a + 11b

• 21a + 4b

• 10a + 28b

Which expression is equivalent to 3x + 5 + 7x + 2?

• 10x + 7

• 17x

• 17

• 15x + 2

Which expression is equivalent to 4(x + 6)?

• 4x + 6

• 4x + 24

• x + 24

• 10x + 24

Which expression is equivalent to 6(2x - 3)?

• 12x - 3

• 8x -9

• 8x - 18

• 12x - 18

Which expression is equivalent to 3a² + 6a + 5a²?

• 14a²

• 14a

• 8a² + 6a

• 3a² + 11a

Which expression is equivalent to 6y + 22y + y?

• 28y + 1

• 29y

• 22y + 7

• 29

Which expression is equivalent to z + z² + 1?

• 3z

• 1 + z + z²

• 2z + 1

• 2z² + 1

Which expression is equivalent to 6(3y - 2y + 7)?

• 18y + 7

• 21y - 14y + 7

• 18y + 42

• 6y + 42

Which expression is equivalent to 15x + 10 - 6x - 1?

• 9x + 9

• 18x

• 15x - 3

• 9x + 11

Which expression is equivalent to 12(5 - 4x)?

• 12x

• 17 - 16x

• 60 - 48x

• 60 - 4x