Mathematics, 30.08.2019 06:30, ridzrana02

Alibrary building is in the shape of a rectangle. its floor has a length of (3x + 5) meters and a width of (5x − 1) meters. the expression below represents the area of the floor of the building in square meters:
(3x + 5)(5x − 1)
which of the following simplified expressions represents the area of the floor of the library building in square meters?
28x − 5
15x2 − 5
15x2 + 28x − 5
15x2 + 22x − 5

Answers: 1

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Alibrary building is in the shape of a rectangle. its floor has a length of (3x + 5) meters and a wi...