Question

2. Every morning, Desiree walks around her pool to get some morning exercise. She doesn't remember

the width of the pool, but she knows that the length of the pool is three less than twice the width.
Her father tells her that when he built the border of the pool, it had a perimeter of 48 feet. What is
the width of the pool?

Answer 1

Let the width of the pool be x
Total length of the pool—2(x+3)
Total width of the pool—2(x)
Perimeter—2(x+3)+2x=48
2x+6+2x=48
6x=42
x=7
Width of the pool is 7 feet.
x=