City park commission received a donation of playground equipment for parents organization. the area of the playground needs to be 256 for the children use it safely. the playground will be rectangular. city will also put a fence around the playground through the perimeter p of the fence. to save money the city wants the least perimeter of the fencing for the area of 256 yd². jovanna who's trying to find formula for the perimeter with one side 8 yards longer than the other side using the area in which step did she make a mistake