Mathematics, 28.02.2020 04:41 smallblueberry

A rectangular pool is 30 feet wide and 40 feet long. It is surrounded on all four sides by a wooden deck that is x feet wide. The total area enclosed within the perimeter of the deck is 2784 square feet. What is the width of the deck?

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A rectangular pool is 30 feet wide and 40 feet long. It is surrounded on all four sides by a wooden...