Adding Polynomials

Add the polynomial (-3x + 4) + (8x - 5)

• 5x - 9

• 5x - 1

• 11x - 1

• 11x - 9

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

• -4x +6y + 6z

• 4x + 9y + 6z

• -4x - 9y + 6z

• -4x + y + 6z

(4x³-5x²+3x)+(-2x³-x²+6x)

• 6x³-4x²-9x

• 2x³+4x²+9x

• -x³-6x²+9x

• 2x³-6x²+9x

Add the following polynomials:

(x³-2x²+3)+(2x³+3x²-1)

• 3x³-2x²+3x+2

• 3x³+x²+2

• x³-5x²-2

• 3x³-x²+1

Simplify the expression.

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7

• 5a³ - 4a² - 14a - 7

• 5a³ - 4a² - 20a - 7

• 5a³ - 9a² - 20a - 7

Find the sum. 
(3 - 2x + 2x²) + (4x - 5 + 3x²)

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

Combine like terms to simplify:
 (5x + 2) + (4x + 5)

• x -7

• -9x-11
• 9x+7
• x+7

Add
(2x - 4xy + 3y) +
(x + 5xy - 5y)

• x + 9xy + 8y

• 3x - xy + 8y
• 3x + xy - 2y
• x - 9xy - 2y

(5x - y) + (2x + 6y)

• 5x + 7y

• 7x + 5y
• 7x + 7y

• 3x - 5y

(3x²+xy-5y²) + (2x²-xy+3y²)

• 5x²-2xy+8y²

• 5x²-2y²

• 5x²+2y²

• 5x²+2xy-8y²