Include the row operations used. X; +x, = 3Consider the system of equations: x,-x, -x, = 1-X, + x, = 4What is the value of z and x in the triangular system Lz= b and Ux=z?8.3A. z =12 and x =| 258B. B. z = 2 and x = 128.C. C. z =-1238.D. D. z =2 and x = - 12

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X; +x, = 3 Consider the system of equations: x-x,-x, = 1 ーX,+x, =4 What is the value of z and x in the triangular system Lz= b and Ux=z? 8. 3 A. z = 12 and x = 2 5 3. 8. B. B. z = 2 and x 12 8. C. C. z =-12 3 8. D. D. z =-2 and x =-12

X; +x, = 3 Consider the system of equations: x-x,-x, = 1 ーX,+x, =4 What is the value of z and x in the triangular system Lz= b and Ux=z? 8. 3 A. z = 12 and x = 2 5 3. 8. B. B. z = 2 and x 12 8. C. C. z =-12 3 8. D. D. z =-2 and x =-12

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

Include the row operations used.

X; +x, = 3
Consider the system of equations: x,-x, -x, = 1
-X, + x, = 4
What is the value of z and x in the triangular system Lz= b and Ux=z?
8.
3
A. z =12 and x =| 2
5
8
B. B. z = 2 and x = 12
8.
C. C. z =-12
3
8.
D. D. z =
2 and x = - 12

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