Mary earns $6 per hour as a waitress. last week she took home her regular earnings of $6 per hour plus $185 in tips for a total of $317. how many hours did mary work last week?

What is the value of 1/3x + 7x when x = 5

What is the solution of sqrt x+2-15=-3

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2