Решите систему уравнений 2х+5у=-1 3х-2у

Решите систему уравнений 2х+5у=-1 3х-2у
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-x+5y=-1 -x=8 y=1 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
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