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Mathematics 21 Online
OpenStudy (anonymous):

Solve this system of linear equations. 12x-8y=52 6x+5y=-19

OpenStudy (saifoo.khan):

1, -5

OpenStudy (anonymous):

multiply second equation by (-2) & add to first you'll get: -18y=90 y=-5 substitute value of y=-5 in any given equation & you'll get x=1

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