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Mathematics 8 Online
OpenStudy (anonymous):

write an algebraic expprestion that represents the perimeter of the rectangle below the bottom is 2x+1 the side is 5-3x.

OpenStudy (anonymous):

Perimeter is just all sides added together. For a rectangle you will have P = 2x + 2y; where x and y are the given lengths of each side. In this case the simplifies to: 2(2x+1) + 2(5-3x) = perimeter.

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