Combining Like Terms in Algebraic Expressions

What are the like terms in the following expression? 4x² - 3x - 2x

• -3x, -2x

• 3x, 2x

• -3x, 2x

• All the terms in the expression are similar.

Which of these are like terms in the following expression:
3x - 9x + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

These have the the same variable factor and can, therefore, be combined...

• Expressions

• Distributive Property

• Additive Inverse

• Like Terms

What are the like terms in the following algebraic expression?

• -3, 2, -5, 1, 3

• 5 and -2

• 5 and -2 , -3y and -5y, 2x and x

• 3x² and 2x and x

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

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

19p - 6p + p=

• p

• 13p

• 26p

• 14p

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y