A farmer needs to build a pen for his sheep. One side of the pen will use a fence already standing. The sheep need 2000 square meters of area to graze. What width y should the farmer build to use the LEAST amount of fencing for his sheep pen? (to the nearest tenth)

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work