Can a father kick out the mother of his children out of the house they lived with each other 22 years and fully dependent on him?

Father age 65 bread winner of the family. Mother 65 life style disease depends solely on the father for food, shelther and meds. Father wants to kick out mother for not contributing to pay bills. Father is the only person who owns a car and has car keys. He has purposely kept her isolated and dependent on him There is not married but have lived together for 23 years in the home.