I dont get this at all, help asap please!

Maria solved an equation as shown below. what is the solution to maria’s equation?

Given abc find the values of x and y. in your final answer, include all of your calculations.

Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway