A rectangular box has a volume of 105 cubic centimeter the width of the rectangular box is X centimeters the length is 2x - 3 cm and the height is 3 cm

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asked Jun 11, 2019 141k views

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Dizzy Bryan High · Answer 1 · 2019-06-17T11:06:45+0000

Volume = Length x Width x Height

105 = 3x(2x - 3)

105 = 6x² - 9x

6x² - 9x - 105 = 0

2x² - 3x - 35 = 0

(x - 5)(2x + 7) = 0

x = 5 0r x = -7/2 (rejected, because it is negative)

Answer: x = 5

A rectangular box has a volume of 105 cubic centimeter the width of the rectangular box is X centimeters the length is 2x - 3 cm and the height is 3 cm

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