Consider the following system of equations: 3x + 2y = −12, −x + 4y = 7 (a) Solve the system using Cramer’s rule. (b) Solve the system using the inverse of A. Please show all of the work.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter7: Systems Of Equations And Inequalities
Section7.7: Solving Systems With Inverses
Problem 41SE: For the following exercise, solve the system using the inverse of a 22 matrix 41....
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Consider the following system of equations:
3x + 2y = −12, −x + 4y = 7

(a) Solve the system using Cramer’s rule.
(b) Solve the system using the inverse of A.

Please show all of the work.

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