SOLUTION: An actor invests some money at 5 5​%, and ​$ 42000 42000 more than twice twice the amount at 12 %. 12%. The total annual interest earned from the investment is ​$

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Question 1142345: An actor invests some money at
5
5​%, and ​$
42000
42000 more than
twice
twice the amount at
12 %.
12%. The total annual interest earned from the investment is ​$
46800
46800. How much did he invest at each​ amount? Use the​ six-step method.
Answer by greenestamps(13198)   (Show Source): You can put this solution on YOUR website!


I don't know what your six-step method might be....

Let x be the amount invested at 5%; then the amount invested at 12% is 2x+42000.

The interest on the first investment is .05(x); the interest on the second investment is .12(2x+42000).

Write and solve the equation that says the total interest from the two investments was 46800:



I leave the calculations to you....
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