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35) Lexa, a single taxpayer, worked as an employee during the first half of the year earning $65,000 of salary. Lexa's employer withheld $4,030 of Social Security tax, $943 of Medicare tax, and $0 of additional Medicare tax. In the second half of the year, she was self-employed and she reported $180,000 of self-employment income on her Schedule C. What amount of self- employment taxes and additional Medicare tax is Lexa required to pay on her self-employment income