7cos(x) + 4cos(-x) 4.Find all solutions to the equation in the interval [0, 2Ï]. Mrs. Jones earns $12.50 an hour at her job. She cannot work more than 40 hours in one week because her employer cannot pay overtime. She makes at least 350 dollars a week at her job while working a variety of hours per week.
In The Hobbit, the dwarves names were Fili, Kili, Oin, Gloin,  Thorin Oakenshield, Dwalin, Balin, Bifur, Bofur, Bombur, Dori,  Nori, and Ori, so there were 13.
In The Hobbit, Bilbo Baggins, a hobbit in comfortable middle age at 50 years old, was hired despite his objections as a burglar by the wizard Gandalf and 13 Dwarves led by their king Thorin Oakenshield on a quest to reclaim the Lonely Mountain and its treasure from the dragon Smaug.