In all the examples we've seen so far, the adjectives have come directly before the noun that they described. Let's have a look at one of these again to remind ourselves:
Sally has an expensive computer.
I live in a big house.
What's that strange noise?
Sally's computer is expensive.
She seems tired.
The floor looks clean.
Everyone present must vote.
The map will show you the quickest route possible.
There were no rooms available for the Attorney General.