lenght of a rectangle is 1 ft less than 3 times width area is 310ft2 find dimensions

Question

dimensions of the rectangle needed

Answer 1

lenght of a rectangle is 1 ft less than 3 times width area is 310ft2 find dimensions

length * width = area

width = w

length = 3w-1

(3w-1)(w)=310 sq ft

w=10.334 ft

length = 3(10.334)-1= 30 ft

Answer 2

I don't know, but I need help as well on this.

Answer 3

length * width = area

width = w

length = 3w-1

(3w-1)(w)=310 sq ft

w=10.334 ft

length = 3(10.334)-1= 30 ft

 

the length is 30 ft.