SHOW ME PICS OF BO/OBS FOR POINTS PLEASE

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

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5