A person has two credit cards with annual interest rates of 10.9 % and 19.9 % respectively. This month, the total interest for the month due on the balances is [math] and the interest due on the first card (at 10.9 %) is [math] less than the interest due on the second card. Find the balances on the two cards.
Balance on the first card at 10.9 % = $ .
Balance on the second card = $ .