Identify an Equivalent Expression by Combining Like Terms

Simplify the expression:

-2x + 4 + 6x - 7

Evaluate responses using AI:

OFF

Which expressions are equivalent to: 3x + 4?

• b and d

• a, c, d

• b and c

• None of the above

Which of the expressions listed below are equivalent?

• a and b

• b and c

• All of the above

• None of the above

What are the like terms that you can combine to simplify in the following expression?

• -3x + x + 2x

  and

  - 5 - 2

• -3x + x + 2x

  and

  5 - 2

• 3x - 5 -2

  and

  x + 2x

• 3x + x + 2x

  and

  5 + 2

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

Simplify the expression by COMBINING LIKE TERMS.

Mathematical Equivalence

ON

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

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

Simplify the expression:

2(4x + 3 -x)

Evaluate responses using AI:

OFF

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x