SOLUTION: Desa invested a certain amount of money at 4% interest and $1500 more than that amount at 7%. Her total yearly interest was $435. How much did she invest at each rate?

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Question 567823: Desa invested a certain amount of money at 4% interest and $1500 more than that amount at 7%. Her total yearly interest was $435. How much did she invest at each
rate?

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Let represent the amount invested at 4%. Then is the amount invested at 7%. Then is the amount of interest earned on the 4% investment and is the amount of interest earned on the 7% investment. The sum is $435, so:



Solve for , then calculate

John

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