[tex]\left \{ {{x+y=3} \atop {2x-y=3}} \right. \left \{ {{y=3-x} \atop {y=2x-3}} \right.[/tex]
Ответ: (2;1)
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[tex]\left \{ {{x+y=3} \atop {2x-y=3}} \right. \left \{ {{y=3-x} \atop {y=2x-3}} \right.[/tex]
Ответ: (2;1)