SOLUTION: Joan Arlington has twice as much money invested at​ 5% simple annual interest as she does at​ 4%. If her yearly income from the two investments is ​$322​,h

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Question 1100359: Joan Arlington has twice as much money invested at​ 5% simple annual interest as she does at​ 4%. If her yearly income from the two investments is ​$322​,how much does she have at each​ rate?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
.04*x+2*.05*x=322
.04*x+.1*x=322
.14*x=322
x=322/.14
x=2300
$2300 at 4%
$4600 at 5%
check
.04*2300+.05*4600=322
92+230=322
322=322
ok