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Posted by **sherry** on Tuesday, March 27, 2012 at 1:16am.

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 -
**bobpursley**, Tuesday, March 27, 2012 at 1:26am.03Amount1 + .09Amount2=43.92

.09amount1 + .03Amount2=35.00

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