Adding/Subtracting Polynomials

Combine like terms to simplify:

(5x + 2) + (4x - 5)

• 9x -3

• -9x-7

• 9x+7

• x+7

Simplify: 4q + 4t + 3q + t

• 12tq

• 3q + 4t

• 7q + 5t

• Can't be simplified

Simplify: 10d - 3d + 2e + 4d

• 11d + 2e

• 17d + 2e

• 19de

• Can't be simplified

Simplify: 4k + 6k - 3k + 3s - s

• 13k + 3s

• 7k + 2s

• 7k + 4s

• Can't be simplified

Simplify:  $7y^2\ -5y\ +\ 9y\ -\ 5y^2$  

•  $6y^{2\ }$  

•  $2y^{2\ }+\ 4y\$  

•  $12y^{2\ }+\ 14y$  

• Can't be simplified

Simplify: 12b + 4b² - 10b

• 4b² + 2b

• 4b² + 22b

• 6b²

• Can't be simplified

Rewrite the expression by combining like terms.
2x² + 10x + 5x² + 25x

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

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify by combining like terms:

3x-5x

• 2x

• 8x

• -2x

• 15x²

Simplify by combining like terms:

3x + 2x

• 5x

• x

• 6x

• 5