Combining Like Terms Checkup

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

6x + 1 + 7x 

• 13x - 1
• 14x 
• 7x + 6x + 1 
• 13x + 1 

-6k + 7k=

• k
• -k
• 12k
• -12k

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

• 5x + 10y
• 5x + 4y
• 5x - 4y
• 5x -10y

-2x + 11 + 6x

• 8x+11
• 4x +11
• 4x
• 15x

Simplify: 7t - 3t + t - 3t

• 2t

• 8t - 6t

• 14t

• Can't be simplified

Rewrite the expression by combining like terms.
3xy + 8x² + 4y + 2y – 5x²

• 3x² + 3xy + 6y
• 6y² + 2xy + 2x
• 7x² + 35x
• 3x² + 6y + y

Rewrite the expression by combining like terms.
8y² + 7xy – 2y²  - 5xy + 2x

• 3x² + 3xy + 6y
• 6y² + 2xy + 2x
• 7x² + 35x
• 3x² + 6xy + y