2 minus twice a number

What is the common difference in the following arithmetic sequence? 7,3,-1,-5

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

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.