February 28, 2017

Homework Help: algebra

Posted by Joel on Tuesday, February 22, 2011 at 10:36am.

Select the set of equations that represents the following situation: Mary invested one amount at 7% simple interest, and a second amount at 5% interest, earning $29.80 in one year. If she had switched the amounts, she would have earned $35.00. What were the two amounts?

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