Still need help please:

Stan invested $13,000, part at 17% and part at 2%. If the total interest at the end of the year is $1,910, how much did he invest at 17%?

2 answers

Still need help please:

Stan invested $13,000, part at 17% and part at 2%. If the total interest at the end of the year is $1,910, how much did he invest at 17%?

Let x = the 17% quantity and y = the 2% quantity. Then
.17x + .02y = 1910
Also, x + y = 13,000

I bet you can take it from here.
still having some trouble