Mathematics, 09.12.2020 01:30 JUSTDAN6929

Solve the system of equations -x -y = 6 − x − y =6 and 5x-7y=665x−7y=66 by combining the equations.

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Solve the system of equations -x -y = 6 − x − y =6 and 5x-7y=665x−7y=66 by combining the equations....

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