Question 981641

Amount deposited at 3% =x
Amount deposited at 2% be y

x+y=13000...............(1)

Interest

3%x+2%y=320
multiply by 100
3x+2y= 32000............(2)

Multiply equation (1) by 3

3x+3y=39000...............(3)

subtract (2) from (3)

x= 39000-32000

x= 7000

balance 6000 at 2%