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Mathematics, 27.08.2019 14:30 sassyparker1216

The area of a rectangular floor is represented by 9x^2 + 15x square feet and the width of the floor is 3x feet. which expression represents the length of the floor?
a. 8x ft
b. (3x + 5) ft
c. (3 + 5x) ft
d. (9x2 + 12x) ft

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