SOLUTION: Ingrid invested $24,000 in two separate accounts, a mutual fund and a CD that pay 8% and 9% annual interest, respectively. If her annual interest was $2,020 how much did she invest

Question 1005189: Ingrid invested $24,000 in two separate accounts, a mutual fund and a CD that pay 8% and 9% annual interest, respectively. If her annual interest was $2,020 how much did she invest in each account?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Ingrid invested $24,000 in two separate accounts, a mutual fund and a CD that pay 8% and 9% annual interest, respectively. If her annual interest was $2,020 how much did she invest in each account?
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Quantity Eq:: e + n = 24000
Interest Eq: 0.08e + 0.09n = 2020
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Modify for elimination:
8e + 8n = 8*24000
8e + 9n = 202000
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Subtract and solve for "n"::
n = $10,000 (amt invested at 9%)
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e = 24000-n = $14000 (amt invested at 8%)
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Cheers,
Stan H.
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