-31=-v/7

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Solution for -31=-v/7 equation: 


v in (-oo:+oo)

-31 = -v/7 // + -v/7

-(-v/7)-31 = 0

(1/7)*v-31 = 0

1/7*v-31 = 0 // + 31

1/7*v = 31 // : 1/7

v = 31/1/7

v = 217

v = 217

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