7.2 Adding & Subtract Polynomials

• A

• B

• C

• D

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.EE.B.6

4x³ - 5x² + 3x

+ -2x³ - x² + 6x

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

Find the perimeter as a polynomial expression.

• 5x + 6
• 6x² + 6
• 10x + 12
• 6x² + 5

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Tags

CCSS.6.EE.A.3

Simplify:
4(8x + 1) - 6(1 - 8x)

• -80x - 2
• 80x + 2
• -80x + 2
• 80x - 2

Tags

CCSS.6.EE.A.3

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

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

Tags

CCSS.HSA.APR.A.1

Subtract: (2a² + 5a + 3) - (a² - 3a - 4)

• 3a² + 2a - 1

• a² + 8a + 7

• 3a² + 8a + 7

• a² + 2a - 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

Tags

CCSS.HSA.APR.A.1

What is the perimeter of the triangle shown?

• 9r²+r-5
• 9r⁴+r²-4
• 9r²-r+4
• 9r²+r-4

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.4

CCSS.6.EE.B.6

Add or Subtract to Simplify:

(x² + 5x - 4) - (- x² + 4x + 6)

• 2x² + x + 2

• x + 2

• 2x² + x - 10

• x - 10