z/21=8

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Solution for z/21=8 equation: 


z in (-oo:+oo)

z/21 = 8 // - 8

z/21-8 = 0

1/21*z-8 = 0 // + 8

1/21*z = 8 // : 1/21

z = 8/1/21

z = 168

z = 168

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