Solve for r.
5r - -17r - 4r + -9 = 9

Divide. write in simplest form 41/6 divided by 10

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.