Hallar 2 numeros tales que 3 veses el segundo menos 6 veses el primero da por resultado 9; al mismo tiempo que 12 veses el primero menos 6 veses el segundo da por resultado 18. necesito las ecuaciones y el resultado por favor

Solve |2x - 5| = 4 if anyone could , that would be great

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

What is the equation, in point-slope form, of the line that has a slope of 6 and passes through the point (–1, –8)? a. y+8 = 6 (x+1 )