Only 17 members of Mr. Ricardo's class are going on the class trip. The class has a total of k students. Write an algebraic expression
for the number of students who are not going on the trip.

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Find the domain of the following expression: 1/(√x)-2