Mathematics, 12.05.2021 23:40 miya763

Solve the system of equations -x+y=14−x+y=14 and -5x-7y=10−5x−7y=10 by combining the equations.

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Solve the system of equations -x+y=14−x+y=14 and -5x-7y=10−5x−7y=10 by combining the equations....