Most of wallet has exchanger to Bitcoin so here is the most simple step I could share with you,
1. From your wallet exchange your coin or token to BTC, ETH or LTC
2. Send it to coinbase
3. Sell
4. Transfer the money to your USD wallet.
5. Transfer to your bank account.
Let me know if you have challenges.
In my country, everything looks much easier. A transfer bitcoin wallet to the exchange and he translates to you the equivalent amount in bitcoin on your credit card you need a Bank. All operations take no more than 30 minutes. Very convenient.