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Mathematics 18 Online
OpenStudy (anonymous):

need help on a system: -2x+y=0 5x+3y=-11

jhonyy9 (jhonyy9):

y=2x 5x+3(2x)=-11 5x+6x=-11 11x=-11 x=-1 y=2x=2(-1)=-2 x=-1 y=-2

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