Final answer:
The potential earnings for Eryn as an entrepreneur would be $115,000 per year.
Step-by-step explanation:
The potential earnings can be determined by comparing the explicit and implicit costs mentioned in the information provided. In the given scenario, Eryn currently earns an annual salary of $125,000 as a salaried worker. If she opens her own business, she would be losing $10,000 per year compared to her current earnings. Therefore, her potential earnings as an entrepreneur would be $125,000 - $10,000 = $115,000.