SOLUTION: Suppose a person put $3000 more in an an account that pays 5% annual interest than in an account that pays 4% annual interest. If the total interest earned from both accounts in a

Question 955889: Suppose a person put $3000 more in an an account that pays 5% annual interest than in an account that pays 4% annual interest. If the total interest earned from both accounts in a year is $510. How much was invested in each account?
I don't know how to solve this, it is giving me a lot of trouble please help??
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

-------------
Let = amount invested @ 4%
= amount invested @ 5%
-----------------
(1)
(2)
(3)
-----------------------

and

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$4,000 is invested @ 4%
$7,000 is invested @ 5%
----------------------
check:
(1)
(1)
(1)
and
(2)
(2)
(2)
and
(3)
(3)
(3)
OK

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