SOLUTION: The Pacific Investment Group invested some money in an account that earns 7.6% annual simple interest. Twice the amount invested at 7.6%, was invested in a second account that earn

Question 1075124: The Pacific Investment Group invested some money in an account that earns 7.6% annual simple interest. Twice the amount invested at 7.6%, was invested in a second account that earns 3.9% annual simple interest. If the total annual interest earned from the two investments was $3080, how much was invested at 7.6% (that is, in the first account?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
for simple interest,

They are talking about annual interest, so

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For account earning 7.6% interest:

For account earning 3.9% interest:

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$20,000 was invested @ 7.6% interest
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check answer:

and

OK
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