4. Taxpayer Y, single, has taxable income of $137,800. She had capital gains and losses for the year are as follows: ST losses -7500 ST gains 2500 LT Losses -10000 LT gains 65000 4. Taxpayer Y, single, has taxable income of $137,800. She had capital gains and losses for the year are as follows: ST losses - 7500 ST gains 2500 LT Losses -10000 LT gains 65000 What is the taxpayer' tax