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Mathematics, 18.08.2019 17:30 dkh2021

What are the rules for having variables on both sides of the equation?
-2y+5=-4y+7
i know the answer..i just cant understand why?
thx

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Answers: 2

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What are the rules for having variables on both sides of the equation?
-2y+5=-4y+7
i know...
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