Please help with how to get this and the answer.

1) You invested $10,600.00 in stocks and bonds, paying 5.6% and 8.1%, respectively. If the total interest earned for the year was $683.00, how much was invested in stocks and how much was invested in bonds?

stocks

2)Things did not go quite as planned. You invested $10,750.00, part of it in stock that paid 10% annual interest. However, the rest of the money suffered a 5.3% loss. If the total annual income from both investments was $865.00, how much was invested at each rate?