Free points... f. r.e. e. p. o.i. n.t. s

Anyone know? is appreciated! will mark brainliest if correct!

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

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.