Answer:
So the width is 8 and the length is 37 :)
Step-by-step explanation:
Let's call the width "x." The length is then 5 + 4x
The perimeter, which is 90, is calculated by 2(length + width)
In our case, 90 = 2(x + 5 + 4x)
90 = 2(5x + 5)
90 = 10x + 10
80 = 10x
x = 8
