Choose the proper steps needed to solve the following equation and give the solution for k:
-5k +2k = 45.
1) subtract 2k, then divide by -5
2) combine like terms, then divide by 3
combine like terms, then divide by -3
4) combine like terms, then add 3

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.