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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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):
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
My calculator said it, I believe it, that settles it
