SOLUTION: Eva invested a certain amount of money at 7% interest and $1700 more than that amount at 11%. Her total yearly interest was $835. How much did she invest at each rate?

Question 644170: Eva invested a certain amount of money at 7% interest and $1700 more than that amount at 11%. Her total yearly interest was $835. How much did she invest at each rate?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = amount invested at 7%
= amount invested at 11%
given:

She invested $3600 at 7% and $5300 at 11%
check:

OK
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