Question 147047
As you say:
width = w
length = 2w+1
.
key:
perimeter = 2("length" + "width")
or
74 = 2(2w+1 + w)
74 = 2(3w+1)
74 = 6w+2
72 = 6w
12 inches = w (width)
.
2w+1 = 2(12)+1 = 24+1 = 25 inches (length)