Change your password on the Mathway official site and any other accounts using the same credentials.

If the "AZMATH" refers to Arizona-specific reporting, state law (A.R.S. § 18-552) dictates how organizations must act:

Submitting the official Data Breach Notification Form to the Attorney General.

Entities must notify affected residents within 45 days of determining a breach has occurred.

Confirming if unauthorized access materially compromises the security of computerized data.