Adding and Subtracting Polynomial Expressions

Simplify each expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 

• -7n² - 8n + 3 

• -6n² - 8n + 3

• -7n² - 4n + 3

Find the sum:
2(x + 3) + 3(3x - 2)

• 11x

• 11x - 12

• 11x + 12

• 0

(x + 4) + (3x + 9)

• 4x + 13

• 3x + 13

• 4x +5

(2x - 6) + (4x - 4)

• 6x + 10

• 6x - 10

• 6x + 2

Simplify (5x + 3) - (2x - 5)

• 3x + 8

• 3x - 2

• 7x + 8

• 7x - 2

(6x + 9) - (4x + 6)

• 10x + 15

• 2x + 15

• 10x + 3

• 2x + 3

(10x + 2) - (8x - 4)

• 2x - 2

• 2x + 6

• 18x + 6

• 18x - 2

Find (2x + 3) + (x + 4)

• 2x + x

• 12 + 3x

• 2x² + 12

• 3x + 7

(3x + 5) + (2x + 3)

• 6x + 15

• 6x + 8

• 5x + 8

• 5x + 15

(x-1) + (2x+ 3)

• 3x + 2

• 2x² + 4

• 3x + (-2)

• 2x + 2