Question

Enter a simplified expression to represent the situation.

A square swimming pool is surrounded by a cement walkway with a uniform width. The swimming pool has a side length of (x − 3) feet. The side length of the entire square area including the pool and the walkway is (x + 2) feet.

Enter an expression for the area of the walkway. Then find the area of the cement walkway when x = 7 feet.

Answer 1

Answer:

I) 10x-5

II) 65 feet^2

Have fun.