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Adding and Subtracting Polynomials - Problem 5
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###### Alissa Fong

###### Alissa Fong

**MA, Stanford University**

Teaching in the San Francisco Bay Area

Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts

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Polynomials can be used in the context of finding the perimeter of shapes, which connects the algebra skills with geometry ideas. Since a perimeter is the sum of all of the sides, we start by listing the sum of all of the sides of a shape, and then going back to simplify by combining like terms.

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