z/9-4=7

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Solution for z/9-4=7 equation: 


z in (-oo:+oo)

z/9-4 = 7 // - 7

z/9-7-4 = 0

1/9*z-11 = 0 // + 11

1/9*z = 11 // : 1/9

z = 11/1/9

z = 99

z = 99

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