Emancipation: Emancipating a Child Who Lives in a Different State

I am 16, i have been living on my own, with a roomate, for 9 months. I have a job, and i pay bills. I also have a car. My parents and I want to make it legal. I live in Mississippi, they live in Louisiana. Both parents are willing. I need to be emancipated for legal reasons, bills in my name ect. I need to know how to start the process and possible cost range

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Emancipation: Emancipating a Child Who Lives in a Different State