SOLUTION: $12,312 is invested, part at 14% and the rest at 10%. If the interest earned from the amount invested at 14% exceeds the interest earned from the amount invested at 10% by $512.16,

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Question 1196290: $12,312 is invested, part at 14% and the rest at 10%. If the interest earned from the amount invested at 14% exceeds the interest earned from the amount invested at 10% by $512.16, how much is invested at each rate? (Round to two decimal places if necessary.)

Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
h invested at 14%
12312-h invested at 10%

0.14h-0.1%2812312-h%29=512.16
SOLVE FOR h.