Nilai x
[tex]x - y = 5 \\ x + y = 1 \\ - - - - - + \\ 2x \: \: \: \: \: \: = 6 \\ x = 3 \\ \\ Nilai \: y \\ x + y = 1 \\ x \: \: \: \: \: \: \: \: \: = 3 \\ .................. - \\ \: \: \: \: \: y = - 2[/tex]
HP = ( 3 , -2 )
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Nilai x
[tex]x - y = 5 \\ x + y = 1 \\ - - - - - + \\ 2x \: \: \: \: \: \: = 6 \\ x = 3 \\ \\ Nilai \: y \\ x + y = 1 \\ x \: \: \: \: \: \: \: \: \: = 3 \\ .................. - \\ \: \: \: \: \: y = - 2[/tex]
HP = ( 3 , -2 )