Adding and Subtracting Polynomials Perimeter

Add or Subtract to Simplify:
 (5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Tags

CCSS.HSA.APR.A.1

What is the perimeter of the rectangle?

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

Tags

CCSS.HSA.APR.A.1

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

• 9x -7

• -9x-11

• 9x+7

• x+7

Tags

CCSS.7.EE.A.1

Sarah is planning to install a fence around her rectangular vegetable garden. If the length of the garden is represented by 'x+2' and the width by 'x-3', what is the total length of the fence needed to enclose the garden?

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

Tags

CCSS.HSA.APR.A.1

Chris drew a triangle on his paper. He labeled one side 2x + 3, another side with 5x² - 3x + 7 and the third side with -3x² + 2. He then found the perimeter of his triangle. Which of the following polynomials represents the perimeter of Chris's triangle?

• -2x² + x + 12

• 2x² - x + 12

• 8x² + 5x - 12

• -8x² - x + 12

Tags

CCSS.HSA.APR.A.1

What is the perimeter of the triangle shown in terms of r?

Tags

CCSS.HSA.APR.A.1

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

• 7x - 7x + 5x²

• 5x² + 2x - 2

• 5x²

• 5x² + 6x + 8

Tags

CCSS.HSA.APR.A.1

A rectangle has width (2x + 3) and length (2x - 4). What is the perimeter of the rectangle?

(HINT: Perimeter means add all the sides together. Just do not forget how many sides a rectangle has).

• 4x - 12

• 4x - 1

• 8x - 2

• 4x² - 2x - 12

Tags

CCSS.7.EE.A.1

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

• 9x -7

• -9x-11

• 9x+7

• x+7

Tags

CCSS.7.EE.A.1

What is the perimeter of the triangle shown?***Perimeter is the SUM of ALL sides!***

• 9r² + r - 5

• 9r⁴ + r² - 4

• 9r² - r + 4

• 9r² + r - 4

Tags

CCSS.HSA.APR.A.1