Hats and mittens are on sale at the store! One woman was able to buy 6 hats and 3 pairs of mittens for $30. Another woman purchased 3 pairs of mittens and 2 hats for $18. Find the price of one hat (x) and one pair of mittens (y).

Abee with velocity vector r'(t) starts out at (5, −5, −3) at t = 0 and flies around for 5 seconds. where is the bee located at time t = 5 if 5 0 r'(u)du = 0?

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.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?