Solution: In Exercises 2530, use backsubstitution to solve
Chapter 1, Problem 28(choose chapter or problem)
Back-Substitution In Exercises 25-30, use back substitution to solve the system
\(\begin{aligned} x-y &=5 \\ 3 y+z &=11 \\ 4 z &=8 \end{aligned} \)
Text Transcription:
x-y =5
3 y+z =11
4 z =8
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