What TWO numbers add up to -9 but also multiply out to -10?

What is the missing constant term in the perfect square that starts with x^2 -20x

What expression is equivalent to (2x-1)(x-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.