-1/7z+21

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Solution for -1/7z+21 equation: 


z in (-oo:+oo)

(-1/7)*z+21 = 0

21-1/7*z = 0 // - 21

-1/7*z = -21 // : -1/7

z = -21/(-1/7)

z = 147

z = 147

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