Answer: In Exercises 97100, use the matrix capabilities of a graphing utility to reduce
Chapter 8, Problem 99(choose chapter or problem)
Using a Graphing Utility In Exercises 97-100, use the matrix capabilities of a graphing utility to reduce the augmented matrix corresponding to the system of equations and solve the system.
\(\left\{\begin{aligned} 4 x+12 y+2 z &=20 \\ x+6 y+4 z &=12 \\ 5 x+6 y-8 z &=-4 \end{aligned}\right.\)
Text Transcription:
{_5x + 6y - 8z = -4 ^x + 6y + 4z = 12 ^^4x + 12y + 2z = 20
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