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Model the situation with the sum of polynomials. Simplify their sun.

A rectangular picture frame has the dimensions shown in the figure. Write a polynomial that represents the perimeter of the frame.

Model the situation with the sum of polynomials. Simplify their sun. A rectangular-example-1
User Jennel
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1 Answer

4 votes

Answer:

16x-2

Explanation:

Perimeter is 2w+2l

so we plug it in

2(3x+1) + 2(5x-2)

now we distribute

6x+2 + 10x -4

now we add like terms

6x+10x+2-4

16x-2

User Deepika Lalra
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