Question 1

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El següent sistema de 3 equacions amb 3 incògnites
open table row cell 2 times x plus 3 times y minus 3 times z equals 1 end cell row cell 4 times x plus 8 times y minus 2 times z space equals space 2 end cell row cell negative 2 times x minus 5 times y minus z equals 1 end cell end table close curly brackets
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