A building in a city has a rectangular base. The length of the base measures 60 ft less than twicetwice the width. The perimeter of this base is 810 ft. What are the dimensions of the​ base

Respuesta :

4w-65 = 455
4w = 520
w = 130 feet (width)
.
Length then:
3w-65 = 3(130)-65 = 390-65 = 325 feet (length)
.
dimensions of base:
130 feet by 325 feet