Gonzalez Manufacturing borrowed $33000. Part of the money

Last updated: 7/19/2022

Gonzalez Manufacturing borrowed $33000. Part of the money was borrowed at 10%, part at 12%, and part at 14%. The annual interest was $3980, and the total amount borrowed at 10% and 12% was twice the amount borrowed at 14%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each rate. How much money was borrowed at 10%? How much money was borrowed at 12%? How much money was borrowed at 14%?