Math
posted by Illie V.(: on .
your yard is 72 square feet and twice as long as it is wide.Fencing is sold in lenghts of 4.2 feet, 6.0 feet, 8.5 feet, and 12 feet. If you only want to buy 1 type of frncing, which length is closest to the length you need?

width : x feet
length : 2x ft
2x + 4x = 72
x = 12
So what do you think?