Which of the following are like terms?

• 3x and 2x

• 4y and 4x

• 5a and 5b

• 7z and z²

Which terms are not like terms?

• 3x² and 6x²

• -2y and 4y

• 2ab and 7ab

• 8x³ and 8x

Simplify the expression: 5x + 3x

• 8x

• 2x

• 15x

• 5x²

Which of the following are like terms?

• x² and 2x²

• 3a and 3b

• 7z and z³

• 5y and 5

Simplify the expression: 4a + 2a

• 6a

• 2a

• 4a²

• 4a + 2

Which terms are like terms?

• 3m and 3n

• 5b and -2b

• 6p² and 6p

• 7r and r²

Simplify the expression: 2x + 5x - x

• 6x

• 7x

• 4x

• 8x

Which of the following are not like terms?

• 4x and -x

• 3y² and 5y²

• 6a³ and a³

• 7b² and 7b

Simplify the expression: 6z + z

• 7z

• 5z

• 6z²

• 7

Which of the following are like terms?

• 2x³ and 3x²

• 5a and 6a

• 7m and m²

• 4p and 4q