Z/2=7 - solution

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Solution for Z/2=7 equation:

Z in (-oo:+oo)

Z/2 = 7 // - 7

Z/2-7 = 0

1/2*Z-7 = 0 // + 7

1/2*Z = 7 // : 1/2

Z = 7/1/2

Z = 14

Z = 14

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