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Mathematics, 13.07.2021 20:20 dollaass17

Solve the system of equations 6x-3y=12 and 5x-5y=−15 by combining the equations. ? (6x -3y = 12)
? (5x -5y = -15)
6x -3y= 12
5x -5y=−15

?x + ?y = ?

fill in the "?'

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Solve the system of equations 6x-3y=12 and 5x-5y=−15 by combining the equations. ? (6x -3y = 12)

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