Please help me I don’t understand 17 points

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

What expression is equivalent to (2x-1)(x-3)?

Adriveway is 40 yards long about how many meters long is it