The arch of the gateshead millenium bridge forms a parabola with equation y=-0.016(x-52.5)^2+45 where x is the horizontal distance (in meters) form the arch’s left end and y is the distance (in meters) from the base of the arch. what is the width of the arch?

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.