Question

John made a rectangle pen for his dog using 28 feet of fencing if the width of the pen is 2 feet more than 1/2 of the length what is the length of the pen

Answer 1

w = 2 + L/2)
so
2 w = L+4

2 w + 2 L = 28
L + 4 + 2 L = 28
3 L = 24
L = 8