In Exercises 41 and 42, use back-substitution to solve the system of linear equations
Chapter 8, Problem 41(choose chapter or problem)
Using Back-Substitution In Exercises 41 and 42, use back-substitution to solve the system of linear equations.
\(\left\{\begin{aligned} x-4 y+3 z &=3 \\ -y+z &=-1 \\ z &=-5 \end{aligned}\right.\)
Text Transcription:
{_z = -5 ^-y + z = -1 ^^x - 4y + 3z = 3
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