Given the isosceles triangle below. find the value or x. r is 15x-31 and t is 9x+11

Find the value of x for which the lines are parallel.

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

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.