Ican't figure out how to set this up. there's supposed to be 2 equations. negative 6 times the larger of two numbers minus the larger is -4. two times the sum of the numbers us 15. find the numbersps. larger=y smaller=x

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Can someone me do math because i am having a breakdown rn because i don’t get it

9/10 divide by -3/15 as a mixed number