prealgebra
posted by em on .
You split $1500 between two savings accounts. Account A pays annual 5% interest and Account B pays 4% annual interest. After one year,you have earned a total of $69.50 in interest. How much money did you invest in each account?

amount at 5%  x
amount at 4%  1500x
.05x + .04(1500x) = 69.50
times 100
5x + 4(1500x) = 6950
continue, its easy