Question 301626
let the width be x

length = 2x-4

x(2x-4)=160
2x^2-4x-160=0

x^2-2x-80=0

x^2-10x+8x-80=0

x(x-10)+8(x-10)=0

(x-10)(x+8)=0

x=10 inches which is the length

length will be 16 inches