Equivalent Expressions Combining Like Terms

Combine like terms

5x + 9 +2x

• 16x

• 7x + 9

• 5x + 11x

Combine like terms

• 55sq

• 3s + 37q + 15

• 25s + 31sq

Combine like terms

• x + 10

• 2x + 46

• x + 46

Use the Distributive Property to create equivalent expressions. Combine like terms if necessary.

5(w+7) - 11

• 5w + 35 - 11

• 5w

• 5w -4

• 5w + 24

Simplify the expression by COMBINING LIKE TERMS.

Mathematical Equivalence

ON

Mrs. Salpietro has 8x+7 feet of rope for a project she is making. But she needs another 15 feet still. How much rope will she have total for her project?

• 8x+22 feet

• 23x + 7 feet

• 30x feet

• 30 feet

Nicholas's teacher gave him the final expression "7x+5" and asked him to match this with two correct original expressions given in the list below. Which two original expressions simplify to 7x+5?

• 2x + 1+ 5x + 4

• 10x + 2 - 3x + 3

• x +2 + 4x + 5

• 2x+ 3+ 3x + 4

Nicholas's teacher gave him the final expression "7x+5" and asked him to match this with two correct original expressions given in the list below. Which two original expressions simplify to 7x+5?

• 2x + 1+ 5x + 4

• 10x + 2 - 3x + 3

• x +2 + 4x + 5

• 2x+ 3+ 3x + 4

Are the following expressions equivalent?

3(2x+3) and 6x+9

• Yes

• No

• A
• B
• C
• D