Solve the system of equations {−9x+9y=360 {-5x-4y=-529 by converting to a matrix equation and using the inverse of the coefficient matrix. x=  y=

Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter12: Algebra Of Matrices
Section12.CT: Test
Problem 20CT
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Solve the system of equations
{−9x+9y=360

{-5x-4y=-529
by converting to a matrix equation and using the inverse of the coefficient matrix.

x= 

y= 

please show work!

 

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