Answer :
base=2x-70
width=x
perimeter of a rectangle=2(base)+2(width)
We can suggest the next equation:
2(2x-70)+2x=910
4x-140+2x=910
6x=910+140
6x=1050
x=1050/6
x=175
base: 2x-70=2(175)-70=350-70=280
Answer,: the length of the base would be 280 ft.
width=x
perimeter of a rectangle=2(base)+2(width)
We can suggest the next equation:
2(2x-70)+2x=910
4x-140+2x=910
6x=910+140
6x=1050
x=1050/6
x=175
base: 2x-70=2(175)-70=350-70=280
Answer,: the length of the base would be 280 ft.