Solve Mixture Applications with Systems of Equations · Example 6
Translate to a system of equations and solve:
Rosie owes $21,540 on her two student loans. The interest rate on her bank loan is 10.5% and the interest rate on the federal loan is 5.9%. The total amount of interest she paid last year was $1,669.68. What was the principal for each loan?
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OpenStax, Elementary Algebra 2e · §5.5 Solve Mixture Applications with Systems of Equations · Example 6
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