Marius invests in stocks and bonds, paying and annual interest, respectively. If the total interest Marius earned for the year is , how much was invested in stocks and how much was invested in bonds?
Let the amount of money invested at 3% and the amount of money invested at . Write expressions that represent the amount of interest earned on each type of account.
Write a system of equations: one equation will be for the total amount of money invested the other equation will represent the interest .
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