I sent u 5 sat did it change

How do u withdraw

Ok hi everyone I'm finding this impossible to withdraw any Bitcoin I live in Georgia in the u.s so I qualify can someone please help and give me some advice I have a coinbase account but I can't seem to figure it out where is the best place to withdraw my Bitcoin so i can send it to my coinbase account i would some advice im new to crypto and ive already lost money I thought staking polkadot which is 9.3 April but it has gone down from 9 to 6 dollars so u bought 50 shares and i have lost $150 dollars