This comes with no question

Find two numbers if their sum is 91 and the ratio is 6: 7?

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

Joelle set up the following proportion to slove for x . determine if her proportion is correct