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2х + у + 3z %3D 9 - 7z = 10 51. -X Зх + 2y — z = г %3D 4

2х + у + 3z %3D 9 - 7z = 10 51. -X Зх + 2y — z = г %3D 4

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter5: Systems Of Equations And Inequalities
Section: Chapter Questions
Problem 7T
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Sec 10.3: #51 only
49-64 1 Solving a Linear System Solve the system of linear equations. 2х — Зу + 5z 4х — у — 2z 4х — Зу + z %3 8- 14 49. - 2x + y – 3z -4 50. -17 y + 2z 3 —х — y + z = 3 X - 2х + у + 3z - 7z y + 36z х — 2у + 9z -2x + y + 6z 9 -4x 24 51. 10 52. 3 Зх + 2y Z = 4 6. x + 2y – 3z = - 2x – 4y – 6z = - 13 -5 3x + y 53. 10 54. -4x + 3y + z = 4 Зх + 7у — 2z 2x + 5y + z = 0 y + 6z 8 3x y + 2z = -1 55. 56. 4x · 2y + z = -7 X = Z х+ 3у — 142 -4 —х + Зу — 2z 3D —1 || || I||| || +
Transcribed Image Text:49-64 1 Solving a Linear System Solve the system of linear equations. 2х — Зу + 5z 4х — у — 2z 4х — Зу + z %3 8- 14 49. - 2x + y – 3z -4 50. -17 y + 2z 3 —х — y + z = 3 X - 2х + у + 3z - 7z y + 36z х — 2у + 9z -2x + y + 6z 9 -4x 24 51. 10 52. 3 Зх + 2y Z = 4 6. x + 2y – 3z = - 2x – 4y – 6z = - 13 -5 3x + y 53. 10 54. -4x + 3y + z = 4 Зх + 7у — 2z 2x + 5y + z = 0 y + 6z 8 3x y + 2z = -1 55. 56. 4x · 2y + z = -7 X = Z х+ 3у — 142 -4 —х + Зу — 2z 3D —1 || || I||| || +
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