Solution: In Exercises 5762, use a software program or a
Chapter 1, Problem 60(choose chapter or problem)
System of Linear Equations In Exercises 57-62, use a software program or a graphing utility to solve the system of linear equations.
\(\begin{array}{lrl} 0.1 x-2.5 y+1.2 z-0.75 w= & 108 \\ 2.4 x+1.5 y-1.8 z+0.25 w= & -81 \\ 0.4 x-3.2 y+1.6 z-1.4 w= & 148.8 \\ 1.6 x+1.2 y-3.2 z+0.6 w= & -143.2 \end{array} \)
Text Transcription:
0.1 x-2.5 y+1.2 z-0.75 w= 108
2.4 x+1.5 y-1.8 z+0.25 w= -81
0.4 x-3.2 y+1.6 z-1.4 w= 148.8
1.6 x+1.2 y-3.2 z+0.6 w= -143.2
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