Adding and Subtracting Polynomials Practice

Simplify the expression.

3w - 8k + 12w + w - 5k

Hint: Combine like terms!

• 15w - 13k

• 16w - 13k

• 16w + 3k

• 15w + 3k

Simplify the expression.

4c + 35d - 15c + 3c - d

Hint: Combine like terms!

• -8c + 34d

• -22c +36d

• -8c + 35d

• 8c + 36d

Find the sum.

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z

• 4x + y + 6z

• -4x - y + 6z

• -4x + y + 6z

Find the sum. Write your answer in standard form.

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

Find the sum. Write your answer in standard form.

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 20a - 7 

• 5a³ - 9a² - 20a - 7

Find the difference. Write your answer in standard form.

(4x²+ x) - (x²+ 2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Find the difference. Write your answer in standard form.

(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

Find the difference. Write your answer in standard form.

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7

• -2x³+x²+1

• 2x³-3x³-1

• 4x³-3x²+7

Find the difference. Write your answer in standard form.

(4x³ + 3x² - 4) - (x² - 2x - 5)

• 3x³ + x² + 1

• 4x³ + 4x² - 2x -9

• 4x³ + 2x² + 2x + 1

• 3x² + 5x + 1

Find the difference. Write your answer in standard form.

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 

• -7n² - 8n + 3 

• -6n² - 8n + 3

• -7n² - 4n + 3