Question

A hotel manager is adding a tile border around the​ hotel's rectangular pool. let n represent the width of the​ pool, in feet. the length is 2 more than 2 times the​ width, as shown. Write two expressions that represent the perimeter of the pool.

Answer 1

Answer: (2n + 2 + n) x 2 and (2n + 2) x 2 + n x 2

Explanation:

width = n

length = 2n + 2

perimeter = (2n + 2 + n) x 2

perimeter = (2n + 2) x 2 + n x 2