字数太多写在下面了求

分类: 作业答案 • 2022-06-29 23:09:55

问题描述：

字数太多写在下面了求
A livestock pen is built in the shape of a rectangle that is 2
times as long as it is wide.The perimeter is 54
feet.If the material used to build the pen is $1.75
per foot for the longer sides and $2.75
per foot for the shorter sides (the shorter sides have gates,which increase the cost per foot),find the cost to build the pen.
It costs $ ______to build the fence.