Mathematics, 18.01.2020 00:31 nati5720

What is the solution to 21x+7y=42
−5x+5y=10

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What is the solution to 21x+7y=42
−5x+5y=10...

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What is the solution to 21x+7y=42 −5x+5y=10

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What is the solution to 21x+7y=42
−5x+5y=10