Legally speaking, if you are 18, you can move out whenever you want.
Yes. An 18 year old CAN move in with a nineteen year old. If it was your girlfriend or boyfriend. NO husband or wife.
If a 17 year old wants to move in with an 18 year old then the person who is 17 needs to ask their parents to move in with this friend scince the 17 year old is not an official adult
If your 18 year old wants to move out in Washington you should let them. When children turn 18 they are legally an adult and can move out if they choose.
No. The age of majority is 18 (you need to be 18, the age of the person you are moving in with is irrelevant in this regard).
Yes. They can do whatever they want as soon as they aren't a minor anymore.
No
no, you have to be 18
As soon as you reach 18... you get to move out... Meaning you are no longer a responsibility of your parents...
no
No.
yes.
yes