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Simplify the expression: 3x + 2x

• 5x

• 6x

• 4x

• 7x

What is the result of combining like terms in the expression 4a + 2a?

• 5a

• 3a

• 6a

• 8a

Combine like terms: 6c + 4c

• 8c

• 10c

• 12c

• 2c

Calculate the sum of like terms in the expression 8x + 3x

• 11x

• 13x

• 5x

• 10x

Simplify the expression: 9y + 6y

• 10y

• 18y

• 13y

• 15y

What is the result of combining like terms in the expression 2z + 7z?

• 5z

• 10z

• 3z

• 9z

Combine like terms: 10a + 3a

• 12a

• 15a

• 7a

• 13a

Simplify the following expression: 5b + 2b

• 7b

• 10b

• 6b

• 3b

Calculate the sum of like terms in the expression 6c + 9c

• 10c

• 14c

• 15c

• 18c

Simplify the expression: 4x + 8x

• 12x

• 16x

• 6x

• 10x