Solved: System of Linear Equations In Exercises 3942, use
Chapter 1, Problem 39(choose chapter or problem)
System of Linear Equations In Exercises 39-42, use a software program or a graphing utility to solve the system of linear equations.
\(\begin{aligned} x_{1}-2 x_{2}+5 x_{3}-3 x_{4} &=23.6 \\ x_{1}+4 x_{2}-7 x_{3}-2 x_{4} &=45.7 \\ 3 x_{1}-5 x_{2}+7 x_{3}+4 x_{4} &=29.9 \end{aligned} \)
Text Transcription:
x_1-2 x_2+5 x_3-3 x_4 =23.6
x_1+4 x_2-7 x_3-2 x_4 =45.7
3 x_1-5 x_2+7 x_3+4 x_4 =29.9
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