Z/-2=9

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Solution for Z/-2=9 equation: 


Z in (-oo:+oo)

Z/(-2) = 9 // - 9

Z/(-2)-9 = 0

-1/2*Z-9 = 0 // + 9

-1/2*Z = 9 // : -1/2

Z = 9/(-1/2)

Z = -18

Z = -18

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