A borrower with two mortgages defaults. At the time of the default, the first lien has a balance of $200,000, the second lien has a balance of $50,000. The borrower owes $10,000 in property taxes. The house sells for $150,000 in a foreclosure auction. How much of a deficiency will the first lien lender have (in dollars, not %, without a dollar sign, as always)