q/-2=2

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Solution for q/-2=2 equation: 


q in (-oo:+oo)

q/(-2) = 2 // - 2

q/(-2)-2 = 0

-1/2*q-2 = 0 // + 2

-1/2*q = 2 // : -1/2

q = 2/(-1/2)

q = -4

q = -4

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