Mathematics, 29.07.2019 22:30 lilquongohard

Asystem of equations is shown below. 7x-4y=0 2x+7y=57what is the y-value in the solution to the system?

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Asystem of equations is shown below. 7x-4y=0 2x+7y=57what is the y-value in the solution to the syst...