SOLUTION: Annika invested in a plan that has an APR of 4%. She invested in a 9% APR account $2300 more than she invested in the 4% account. If the total interest from the investments after 1

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Question 359649: Annika invested in a plan that has an APR of 4%. She invested in a 9% APR account $2300 more than she invested in the 4% account. If the total interest from the investments after 1 year is $2677, then what is the total amount that she invested?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Annika invested in a plan that has an APR of 4%. She invested in a 9% APR account $2300 more than she invested in the 4% account. If the total interest from the investments after 1 year is $2677, then what is the total amount that she invested?
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Equations:
Interest Eq:
interest + interest = interest
0.04x + 0.09(x+2300) = 2677
Multiply thru by 100
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4x + 9x + 9*2300 = 267700
13x = 247000
x = $19000 (amt. invested at 4%)
x+2300 = $21300 (amt. invested at 9%)
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Cheers,
Stan H.