Gonzalez Manufacturing borrowed $45000. Part of the money was borrowed at 4%, part at 6%, and part at 8%. The annual interest was $2720, and the total amount borrowed at 4% and 6% was twice the amount borrowed at 8%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each rate. How much money was borrowed at 4%? How much money was borrowed at 6%? How much money was borrowed at 8%?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter8: Polynomials
Section8.1: Adding And Subtracting Polynomials
Problem 58PPS
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Gonzalez Manufacturing borrowed $45000. Part of the money was borrowed at 4%, part at 6%, and part at 8%. The annual interest was $2720, and the total
amount borrowed at 4% and 6% was twice the amount borrowed at 8%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each
rate.
How much money was borrowed at 4%?
How much money was borrowed at 6%?
How much money was borrowed at 8%?
Transcribed Image Text:Gonzalez Manufacturing borrowed $45000. Part of the money was borrowed at 4%, part at 6%, and part at 8%. The annual interest was $2720, and the total amount borrowed at 4% and 6% was twice the amount borrowed at 8%. Use Gaussian elimination or Gauss-Jordan elimination to find the amount borrowed at each rate. How much money was borrowed at 4%? How much money was borrowed at 6%? How much money was borrowed at 8%?
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