Addition and subtraction of polynomials

(6x² + x) + (7x² - x) =

• 13x² + 2x
• 13x² - 2x
• 13x²
• -13x² 

Tags

CCSS.HSA.APR.A.1

(7x - x²) - (9x² + 2x) =

• 10x² + 5x
• -10x² - 5x
• - 5x + 10x²
• 5x - 10x²

Tags

CCSS.HSA.APR.A.1

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Tags

CCSS.HSA.APR.A.1

Which is an example of a linear polynomial?

• x² - 5

• 6x + 4

• 5x⁵

• 2x³ - 9x²

(-8x - 3) + (7x + 5)

• -x + 2
• -x - 2
• x + 2
• x - 2

Tags

CCSS.7.EE.A.1

• 0

Tags

CCSS.HSA.APR.A.1

What must be subtracted from zero to get -5a

• 5a

• -5a

• a

• none of these

Tags

CCSS.7.EE.A.1

• 0

• -6

Tags

CCSS.6.EE.A.3

Combine like terms to simplify:

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

• 9x -3

• -9x-7

• 9x+7

• x+7

Tags

CCSS.7.EE.A.1

Add the polynomials.
(2x + 5y) + (3x - 2y)

• 3x + 5y
• 5x + 3y
• 5x + 7y
• 7xy + 1xy

Tags

CCSS.HSA.APR.A.1