SOLUTION: I need help with this problem. A total of $32,000 is invested in 2 municipal bonds that pay 5.75% and 6.25% simple interest. The investor wants an annual interest income of $1900

Question 590628: I need help with this problem.
A total of $32,000 is invested in 2 municipal bonds that pay 5.75% and 6.25% simple interest. The investor wants an annual interest income of $1900 from the investments. What ammount should be invested in the 5.75% bond?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = amount invested @ 5.75%
Let = amount invested @ 6.25%
given:
(1)
(2)
---------
(2)
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)

and, since
(1)
(1)
(1)
$20,000 should be invested @ 5.75%
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