Marilyn contributed fully depreciated ($0 basis) property valued at $25,000 to the MNOP Partnership in exchange for a 25% interest in partnership capital and profits. During the first year of partnership operations, MNOP had net taxable income of $40,000 and tax- exempt income of $8,000. The partnership distributed $5,000 cash to Marilyn. Her share of partnership liabilities on the last day of the partnership year was $4,000.
Calculate Marilyn's adjusted basis (outside basis) for her partnership interest at year-end.