95. Solve each system of equations. a) 2x - 4y + 5z = −4 3x +2y-z = 1 4x + 3y - 3x = -1 b) 5x + 4y + 2z=7 3x + y - 3x = 2 7x+7y+7z=12

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter8: Linear Functions
Section: Chapter Questions
Problem 6CST
icon
Related questions
Question
95. Solve each system of equations.
a) 2x - 4y + 5z = −4
3x +2y-z=1
4x + 3y - 3x = -1
b) 5x + 4y + 2z = 7
3x + y - 3x = 2
7x+ 7y+7z = 12
Transcribed Image Text:95. Solve each system of equations. a) 2x - 4y + 5z = −4 3x +2y-z=1 4x + 3y - 3x = -1 b) 5x + 4y + 2z = 7 3x + y - 3x = 2 7x+ 7y+7z = 12
Expert Solution
steps

Step by step

Solved in 3 steps

Blurred answer
Recommended textbooks for you
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
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
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
College Algebra
College Algebra
Algebra
ISBN:
9781938168383
Author:
Jay Abramson
Publisher:
OpenStax