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Mathematics, 17.10.2020 23:01 niele123

System A x−7y=−3 4x+y=7 System B 4x+y=7 x−7y=−3 How can we get System B from System A?

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System A x−7y=−3 4x+y=7 System B 4x+y=7 x−7y=−3 How can we get System B from System A?...
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