# math

posted by
**hi**
.

a rectangular swimming pool measures 20 feet by 40 feet. a walk of uniform width surrounds it. the total area of the pool and the walk is 1500 feet squared. find the width of the walk.

posted by
**hi**
.

a rectangular swimming pool measures 20 feet by 40 feet. a walk of uniform width surrounds it. the total area of the pool and the walk is 1500 feet squared. find the width of the walk.