Can anyone help me with my math extra credit? Using the simple interest formula I=prt

Tom made $190.00 interest after investing $5,500 for one year. part was invested @ 5.5% with the rest @ 3%. Using a Mixture Equation calculate the amount invested at each rate.

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Originally Posted by fzwarrior

Tom made $190.00 interest after investing $5,500 for one year. part was invested @ 5.5% with the rest @ 3%. Using a Mixture Equation calculate the amount invested at each rate.

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let = interest earned

= amount of investment







solve the system for and