Equivalent Expressions

Which expression is equivalent to (x + 2)(x - 4)?

• x² + 2x - 8

• x² - 2x - 8

• x² + 4x - 8

• x² - 4x - 8

Is 3x + 9 equivalent to 3(x + 3) + 6?

• No

• Yes

• There's no way to know

Select all the options below that are equivalent to 15y + 60.

• 3(5y + 20)

• 15(y + 4)

• -15(-y - 4)

• 15(y + 60)

• 15y(y + 4)

Which is equivalent to -(9x + 4 - y)?

• -9x + 4 - y

• -9x + 36x + 9xy

• -9x - 36x + 9xy

• -9x - 36x - 9xy

• -9x - 4 + y

Which expressions represent the area of the image? Choose all that apply.

• x² + 7x + 10x + 70

• x² + 17x + 70

• (x + 7)(x + 10)

• x² + 70

Which answer choice is equivalent to:

3(2x+8)

Select all that apply.

• 6(x+4)

• 6x+24

• 6x+8

• 5x+11

Which answer choice is equivalent to:

12x-16

Select all that apply.

• 3(4x+5)

• 3(4x-6)

• 4(4x-3)

• 4(3x-4)