You have 2 different savings accounts. For Account​ A, the simple interest earned after 21 months is ​$6.30. For Account​ B, the simple interest earned after 33 months is ​$26.40. If the interest rate is 3.6​% for Account A and ​3.4% for Account​ B, how much is the principal in each​ account? Which account earned you the most interest the first​ month? Explain your answer.
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You invested $13,000 in two accounts... You invested $13,000 in two accounts paying 5% and 7% annual interest, respectively. If the total interest earned for the year was $850, how much was invested at each rate?
