Question

A rectangular athletic field is three times as long as it is wide. If the perimeter of the athletic field is 128 yards, what are the dimensions?

Answer 1

Length=3x
Width=x
3x+x+3x+x=128
8x=128
Divide both sides by 8
x=16
3(x)
3(16)=58
Width= 16 yards
Length= 58 yards