8,000 is invested in two different accounts earning 3% and 4% interest. If the two accounts earn a total of $295 in interest, ho

Question

3 years ago

10

w much money was invested at 3%?

2 answers:

scZoUnD [109] · Answer 1 · 2022-03-18T23:06:00+03:00

8 0

Answer:

The correct answer would be $2,500

Step-by-step explanation:

lesya692 [45] · Answer 2 · 2022-03-18T21:49:27+03:00

3 0

Answer:

$5,500

Step-by-step explanation:

Let A be the amount invested at 3%, B the amount at 4%.

Total value:

1.A%2BB=8000

Interest:

Multiply eq. 1 by -3 and add to eq. 2,

-3A-3B%2B3A%2B4B=-24000%2B29500

highlight%28B=5500%29

Then from eq. 1,

A%2B5500=8000

highlight%28A=2500%29