Margaret Lindley paid $15,030 of interest on her $300,300 acquisition debt for her home (fair market value of $500,300), $4,030 of interest on her $30,030 home-equity loan which was towards the purchase of a personal-use automobile, $1,030 of credit card interest, and $3,030 of interest on a loan used for the purchase of stock. Assume that Margaret Lindley has $10,030 of interest income this year and no investment expenses. How much of the interest expense may she deduct this year