This new math scan thing on is aśs it didn’t even solve the equation

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

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

Does anyone know how to do geometryme with this problem