Combining Like Terms

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y

• 3x, 9x

• 3x, -9x

• 3x, -9x, 2x²

-6k + 7k=

• k

• -k

• 12k

• -12k

Combine like terms

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Combine the like terms in the expression: 4t-9+3t

• 7t-9

• 43t-9

• There are no like terms

Combine the like terms in the expression: 4z+2z-8

• There are no like terms

• 6z-8

• 8z-8

What are like terms?

• Terms with different variables

• Terms with the same variables

• Terms with no variables

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

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Simplify the expression:

3x² - x + 7 + 5x + 2 - 2x²

• x² + 4x + 9

• 5x² + 9

• 15

• 15x

Combine like terms
3x + 2x + 11y - 7y

• 5x + 10y

• 5x - 4y

• 5x + 4y

• 5x -10y

2x + 11 + 6x

• 8x+11

• 4x +11

• 4x

• 15x