Basic Algebra Combining Like Terms

Combine 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

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11

• 11x + 11

• 16x² - 5x + 11

• 10x²

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

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression: 3x + 2x

• 5x

• x

• 6x

• 5

5z - 4z 

• 1z

• 9z 

• 20z 

• 0 

Solve for t: -t + 12 - 6t + 4 = -12

• t = 4

• t = 6

• t = -4

• t = -6

3x-5x

• 2x

• 8x

• -2x

• 15x²

-r -10r

• 11r

• -11r

• 9r

• -11