Equivalent Expressions and Tables

Select all the statements that are true for any value of x.

• 7x + (2x+7) = 9x+7

• 7x + (2x−1) = 9x+1

• 5x − (8−6x) = -x−8

• 4x − (2x+8) = 2x−8

• 6x − (2x−4) = 4x+4

Select all expressions that are equivalent to

5x−15−20x+10

• 5x − (15+20x) + 10

• 5x + -15 + -20x + 10

• 5(x−3−4x+2)

• -15x − 5

• -5(3x+1)

Expand to write an equivalent expression:

-⅓(9x − 12y)

• 3x + 4y

• -3x − 4y

• -3x + 4y

• 3x − 4y

Factor to write an equivalent expression:

75a + 25b

• 25(a + 3b)

• 25(3a + b)

• 75(a + 25b)

• 75(3a + b)

• 3(25a + 25b)

• A

• B

• C

• D

Tags

6.7D

What number belongs in the box so that Expression I is equivalent to Expression II?

• A

• B

• C

• D

• F

• G

• H

• J

Tags

6.7D

Which expression is equivalent to the expression shown?

Which expression is equivalent to 6(m+1) +3?