Fran receives ​$153 per year in simple interest from investing $1900. Part is invested at​ 7%, part at​ 8% and part at​ 9%. There is ​$100 more invested at​ 9% than at​ 8%. Find the amount invested at...

Fran receives ​$153 per year in simple interest from investing $1900. Part is invested at​ 7%, part at​ 8% and part at​ 9%. There is ​$100 more invested at​ 9% than at​ 8%. Find the amount invested at each rate.


The amount invested at 7% is $___.


The amount invested at 8% is $___.


The amount invested at 9% is $___.