-7/9v=21

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Solution for -7/9v=21 equation: 


v in (-oo:+oo)

(-7/9)*v = 21 // - 21

(-7/9)*v-21 = 0

-7/9*v-21 = 0 // + 21

-7/9*v = 21 // : -7/9

v = 21/(-7/9)

v = -27

v = -27

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