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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

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter6: Systems Of Linear Equations And Inequalities
Section6.1: Graphing Systems Of Equations
Problem 54PFA
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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
Transcribed Image Text: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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