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Writing an Equation From a Word Problem

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The width of a rectangular playground is 2x - 5 feet, and the length is 3x + 9 feet.

Write a polynomial P(x) that represents the perimeter and then evaluate this perimeter polynomial if x is 4 feet.

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The perimeter of a rectangle is found.

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The perimeter of a rectangle of sides a and b is given by 2a+2b i.e., ...

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