Which of the following data sets indicates a strong negative correlation?
O [(-3, 8), (-2,-6), (-1, 4), (0, -2)]
{(-2,-4), (0, -2), (2, 0), (4, 2)]
O {(-2, 4), (-1, 2), (0, 0), (1, -2)}
[(-3, 8), (-3, 8), (-3, 8), (-3, 8)}

How do you solve a question like this?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

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.