Bethany has a garden that is shaped like a trapezoid. The trapezoid has a height of 6.4 m, and the bases are 15.1 m and 11.9 m. How many square meters will be available to plant?

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