Respuesta :

Answer:

  331.35

Step-by-step explanation:

The tax rates are added together for a final tax rate of 3% +6% = 9%. After the discount, Bill pays 80% of the marked price. The added tax multiplies that cost by 109%. Bill pays ...

  379.99(0.80)(1.09) = 331.35

Bill paid 331.35 for the TV.