2,325 divided by 15 equals what I’m really confused ?)

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.

If on=8x-8,lm=7x+4,nm=x-5,and ol=3y-6

How many and of which kind of roots does the equation f(x)=x3−x2−x+1