Can you help me understand and solve this please? When I look up how to solve it or even try to solve it the numbers do not make sense.

Paul is a head of household with a taxable income of $57,000. He is entitled to a $8000 tax credit. Compute his tax owed using the table below. The tax owed is $. I. (Type an integer or a decimal.) 25% Tax Rate Single Head of Household 10% up to $8,925 up to $12,750 15% up to $36,250 up to $48,600 up to $87,850 Jup to $125,450 28% up to $183,250 up to $203,150 33% up to $398,350 up to $398,350 35% up to $400,000 up to $425,000 standard $6100 $8950 deduction exemption $3900 (per person) $3900