Mathematics, 31.03.2020 08:00 Vugly

The area of a rectangular fountain is x2 + 9x + 20 square feet. A 3-foot walkway is built around the fountain. Find the dimensions of the outside border of the walkway.

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The area of a rectangular fountain is x2 + 9x + 20 square feet. A 3-foot walkway is built around the...

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