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Mathematics, 09.04.2021 18:50 tyraxoxo

the mulraneys hired a contractor to build an addition to their home. the contractor proposed a rectangular room with a perimeter of 50 feet. the mulraneys asked the contractor to change the perimeter to 60 feet by increasing both the length and the width by the same distance. by how many feet did the mulraneys ask the contractor to increase the length of the room?

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