Find sin x, sin z, cos x, and cos z. Write each answer as a simplified fraction

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.

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)