Equivalent Expressions

Which answer choice is equivalent to:

3(2x+8)

Select all that apply.

• 3x+20+2x+4+x

• 6x+24

• 6x+8

• 5x+11

• 6(x+4)

Which answer choice is equivalent to:

12x-16

Select all that apply.

• 3(4x+5)

• 3(4x-6)

• 4(4x-3)

• 4(3x-4)

• 8x-(4⋅4)+4x

Which answer choice is equivalent to:

18x-9

Select all that apply.

• 18(x - ½)

• 9(2x+1)

• 9(2x-1)

• 6(3x + ⅔)

• 3(3x-3)

Which answer choice is equivalent to:

4(2x-5)+6x

Select all that apply.

• 2(7x-10)

• 14x-20

• 20-14x

• 14x-5

• 8x-20+6x

Which answer choice is equivalent to:

5x+3(x-6)

Select all that apply.

• 8x-18

• 5x+3x-18

• 18+8x

• ½(16x-36)

• 18-8x

Evaluate 2r + 1

if r = 3

Simplify: 6x + 12x + 3 y

• 21x

• 18x + 3y

• 72x + 3y

• 6x + 15y

Identify the constant of the algebraic expression:

3x - 5

Are the following expressions equivalent?

4( y - 1) and 1 + 4y

• yes

• no

Translate this phrase into an algebraic expression.
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.

• 8 - 4m
• 8m - 4
• 8m + 4
• 4m - 8