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Mathematics 7 Online
OpenStudy (anonymous):

A pool is 15 feet wide and 35 feet long is to be surrounded by a pathway x feet wide. Find an expression for the area of the pathway as a function of x.

OpenStudy (anonymous):

|dw:1382095614477:dw| Let us think in simplest way area of Path way =Area of Pool along with path - Area of pool Area of Pool={ie 15 X 35} since path has x ft width new length will be 35 +2x and new width will be 15 +2x

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