amount invested at 7% --- x
amount invested at 13% --- 13000-x
.07x + .13(13000-x) = 1390
solve for x
btw, it is college, not collage
a collage is an arrangement of pictures
A total of $13,000 is invested in two accounts. One of the two accounts pays 7% per year, and the other account pays 13% per year. If the total interest paid in the first year is $1,390, how much was invested in each account?
account paying 7% $
account paying 13% $
2 answers
432