We know that
• The original price is $55.25.
,
• There is 15% off.
,
• The tax is 7%.
Remember that taxes are applied after the discount. So, first, we have to find 15% of $55.25.

The discount is $8.29. Let's find the price after the discount.

The new price is $46.96.
Then, we apply taxes. Let's find the 7% of $46.96.

The taxes are $3.29.
Then, we sum to find the final price

The final price is $50.25.