1. Use back-substitution to solve the system of linear equations. [4x – 8y – 3z = -19 y+3z = 1 z = 1

Elementary Linear Algebra (MindTap Course List)
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Chapter3: Determinants
Section3.4: Applications Of Determinants
Problem 27E: Use Cramers Rule to solve the system of linear equations for x and y. kx+(1k)y=1(1k)x+ky=3 For what...
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Use back substitution to solve for this. Thanks
1. Use back-substitution to solve the system of linear equations.
[4x – 8y – 3z = --19
y+3z = 1
z = 1
Transcribed Image Text:1. Use back-substitution to solve the system of linear equations. [4x – 8y – 3z = --19 y+3z = 1 z = 1
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