2z/-2=7

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Solution for 2z/-2=7 equation: 


z in (-oo:+oo)

(2*z)/(-2) = 7 // - 7

(2*z)/(-2)-7 = 0

-z-7 = 0 // + 7

-z = 7 // * -1

z = -7

z = -7

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