Need help problem solving--

Question

A 500 space parking lot is packed with motorcycles and passenger cars, with only one vehicle in each space. How many motorcycles & cars r there if the total number of tires on the parked vehicles is 1650?

I think I have to do this in some kind of equation format, I am so confused.

Answer 1

see your post below for answer

and you need more help, post back

I gave you the equations below, with the answer