Will give brainliest, 5 star, and thanks!! Find the solution to the following system of equations using the addition method.

5x - 3y = 12

-4x + 3y = 5

(13, -4)

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