Xavier wants to install a pool in his backyard. The pool will have a width of 5x and a length of 7x-2. The yard has a width of 6x+2 and a length of 15x-6. What is the area of the yard that is left after the pool is installed?

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Find the value of x. round the length to the nearest tenth

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?