SOLUTION: $8,000 is invested in two different accounts earning 3% and 4% interest. If the two accounts earn a total of $295 in interest, how much money was invested at 3%?
multiple choic
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Question 397651: $8,000 is invested in two different accounts earning 3% and 4% interest. If the two accounts earn a total of $295 in interest, how much money was invested at 3%?
multiple choice answers:A:$2,500
B:$3,500
C:$5,500 Found 2 solutions by 90887896, Fombitz:Answer by 90887896(4) (Show Source):
You can put this solution on YOUR website! Let A be the amount invested at 3%, B the amount at 4%.
Total value:
1.
Interest:
2.
Multiply eq. 1 by -3 and add to eq. 2,
Then from eq. 1,
