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Mathematics 28 Online
OpenStudy (anonymous):

Is (8, -1) a solution of the system, 2x + 3y = 13 and x - y = 9?

OpenStudy (amistre64):

does it fit? does x=8, y=-1 fit?

OpenStudy (anonymous):

yeah

OpenStudy (amistre64):

then it is a solution

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