sierra observes the beverages students choose in lunchtime. twelve of the 45 students in line choose water. if 255 students est lunch thst day, approximately how many can she expect to drink water?​

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