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    Interest and Initial Value

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    Brian invested $2000 in certificates of deposit. Some was placed in a 4% simple interest certificate of deposit and the rest in a 5% simple interest certificate of deposit. If at the end of the year, $86 was the total of the interest earned, how much did he invest in the 4% certificate?

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    Solution Preview

    Assume that he invested x dollars in the 4% certificate. Then 2000-x was ...

    Solution Summary

    Initial value of an investment is calculated in this solution.

    $2.49

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