Since Tianna is married, filling separately and her taxable income is $26,278, we need to search in the table for these characteristics.
Looking at the table, the tax for this case is $4,822.
If her employer withheld $5,646, he withheld more than he should, so Tianna should be refunded by the amount of:
![5646-4822=824](https://img.qammunity.org/2023/formulas/mathematics/college/u1ghegzjo1g6p1x7ds7or6fl1ge92fi4ho.png)
So Tianna should get a refund of $824.