so basically I let length = w + 10
perimeter = 124
therefore, w+w+w+10+w+10 = 124
will give you, 4w + 20 = 124
then subtract, 4w = 124 - 20
then divide, w = 104/ 4
results,. w = 26 inches.
in conclusion, width = 26inches and
length = 26 + 10 = 36inches.
