EESP Jim's Boats charges an initial fee of $30 plus $5 per hour to rent a boat. Sally's Boats does not charge an
initial fee, but charges $20 per hour to rent a boat. (8.EE.80)
Define you valuables

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30