Solve for x. please help me

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

5/6+7/8what is the answer sealsdbdbshd

Find the midpoint m of z1=(8+5i) and z2=(12+3i)