so basically how much money does it take to make this work? just average i see i am going to have to start over.

what i have
10 gal fish tank
coral grow light (seems to work but obviously i don't know if it works right)
small fish tank air pump for bubbles
small fan for ventilation (don't know if necessary)
2-15 gal heater


what do i need?
if you can supply a link for items i need please do so
thanks