Sadie starts with $64 in her bank account, and she earns $12 per hour working at a concession stand. marian starts with $28 in her bank account, and she earns $16 per hour mowing lawns. they both put the money they earn directly into their accounts. the variable t represents the number of hours they worked. after how many hours of work will sadie and marian have the same total amount of money in their accounts? how much money will they have at that time?