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10-11-2017
Mathematics

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a rectangle has side lengths (2x-5) meters and (2x+6) meters. write and simplify an expression to represent the perimeter of the rectangle

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10-11-2017

A rectangle has 4 sides, two of different lengths..

P = 2(2x-5) + 2(2x+6)
P = 4x - 10 + 4x + 12
P = 8x + 2

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