Intermediate Algebra

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State an equation that represent this situation.
Mary invested one amount at 3% simple interest and a second amount at 9% interest ,earning $43.92 in one year.If she would have switched the amounts she would have earned $35.00.What were the 2 amounts?

  • Intermediate Algebra -

    .03Amount1 + .09Amount2=43.92
    .09amount1 + .03Amount2=35.00

    Do you have a question on how to solve this?

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