04-11-2016
Mathematics

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se the given length and area of a rectangle to express the width algebraically.
Length is x + 5, area is 2x2 + 9x − 5

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04-11-2016

factor the area polynomial into (2x - 1) and (x + 5)

length is (x + 5) and area is found by multiplying length and width, so the width is (2x - 1) as it's the other factor of the area polynomial after factoring

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