The zeros of a quadratic function are 4 and 8. What is the axis of symmetry of the function? PLS HELP AND IF YOU COULD SHOW UR WORK IT WOULD HELP A LOT <33

Which value of c would make he following expression completely factored? 8x+cy

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

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9