SOLUTION: Mark earned $504 interest on an investment at 5% and another at 7%.

SOLUTION: Mark earned $504 interest on an investment at 5% and another at 7%.

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Question 179746: Mark earned $504 interest on an investment at 5% and another at 7%.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
we need the rest of the problem.....thanks Mathtut
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