SOLUTION: Chary invested an amount at 12% and twice as much at 9%. Her annual interest at 9% is P10140 more than her annual interest on 12%. How much is invested at each rate?

SOLUTION: Chary invested an amount at 12% and twice as much at 9%. Her annual interest at 9% is P10140 more than her annual interest on 12%. How much is invested at each rate?

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Question 1011811: Chary invested an amount at 12% and twice as much at 9%. Her annual interest at 9% is P10140 more than her annual interest on 12%. How much is invested at each rate?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!

Amount Invested        Amount of Interest


2x at 9%               0.09*2x


x at 12%               0.12*x

The description transcribed into an equation will be .
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