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
2 answers:
Volume = Length x Width x Height
105 = 3x(2x - 3)
105 = 6x² - 9x
6x² - 9x - 105 = 0
2x² - 3x - 35 = 0
<span>
(x - 5)(2x + 7) = 0
</span>
x = 5 0r x = -7/2 (rejected, because it is negative)
Answer: x = 5
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