Simplifying and Combining Like Terms

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify by combining like terms.
m + 9 - 4m

• 5m

• m + 5m

• -3m + 9

• 4m

Identify the like terms in this expression? 6n - 3n - 3 + n

• 6n, 3n, n

• -3n, -3

• 6n, -3n, n

• 6n, -3n, -3, n

How many terms does this expression have?
3x + 5y - 17 - 2y + x

• 3

• -17

• 5

• 1

Simplify x + y + y + x+ y

• 2 + 3

• x + y

• 2x + 3y

• 5xy

Simplify 3x - 5x

• 2x

• 8x

• -2x

• 15x²

3x-5x

• 2x

• 8x

• -2x

• 15x²

-2x + 11 + 6x

• 8x+11

• 4x +11

• 4x

• 15x

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

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y