Use Cramer's rule to solve the system. 2x1 + X2 - 3x1 = 12 + X3 = - 15 + %3D X2 + 2x3 = - 4 %3D

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter7: Systems Of Equations And Inequalities
Section7.8: Solving Systems With Cramer's Rule
Problem 1SE: Explain why we can always evaluate the determinant of a square matrix.
icon
Related questions
Question
plz solve it within 30-40 mins I'll give you multiple upvote
Please explain your answer in detail.
Use Cramer's rule to solve the system.
2x, + X2
= 12
- 3x1
+ X3 = - 15
X2 + 2x3 = - 4
7
2
The solution is x =
9
2
(Type an integer or simplified fraction for each matrix element.)
Transcribed Image Text:Please explain your answer in detail. Use Cramer's rule to solve the system. 2x, + X2 = 12 - 3x1 + X3 = - 15 X2 + 2x3 = - 4 7 2 The solution is x = 9 2 (Type an integer or simplified fraction for each matrix element.)
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning
Intermediate Algebra
Intermediate Algebra
Algebra
ISBN:
9780998625720
Author:
Lynn Marecek
Publisher:
OpenStax College
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
Algebra
ISBN:
9781305071742
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning