Add, Subtract Polynomials

Simplify (2x² + 5x - 7) + (3 - 4x² + 6x)

• 2x² + 3x + 1

• -2x² - 11x - 4

• 2x²+ 5x - 7

• -2x² + 11x - 4

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

• 7x - 7x + 5x²

• 5x² + 2x - 2

• 5x²

• 5x² + 6x + 8

• A
• B
• C
• D

Add the polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

• 4x³ + 1x² – 3x + 1

• 2x³ + 1x² - 5x + 9

• 6x³ + 1x - 1x² - 3

• 3x⁵ +1x - 1x⁵ - 3x

Add the following polynomials:

(7ab + 4a - 2b + 5) + (ab - 4a + 3b - 4)

• 8ab + 8a + 5b + 1

• 8ab + 8a + b + 1

• 8ab + b + 1

• 8ab + 8a + 5b + 9

Find the sum. (3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

• 3y³ + 7y² - 4y + 3

• 4y² + 3y³ - y + 3

• -y⁴ + 2y³ -y - 4

• 4y³ + 3y² -3y + 1

Simplify the expression:
(4a + 1 + 4a⁴) - (4a³ + 2a + 3a⁴)

• a⁴ - 4a³ + 3a + 7

• a⁴ - 7a³ + 3a + 7

• a⁴ - 4a³ + 3a + 1

• a⁴ - 4a³ + 2a + 1

Solve the following problem.
(13x + 30) - (20x + 6)

• -7x + 24

• -33x - 42

• 133x + 36

• 260x + 180

Simplify (9x + 17) + (19x - 27)

• 28x + 44

• 28x - 10

• -28x + 10

• -171x - 459