z/7-9=2

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Solution for z/7-9=2 equation: 


z in (-oo:+oo)

z/7-9 = 2 // - 2

z/7-9-2 = 0

1/7*z-11 = 0 // + 11

1/7*z = 11 // : 1/7

z = 11/1/7

z = 77

z = 77

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