7v/8=21

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Solution for 7v/8=21 equation: 


v in (-oo:+oo)

(7*v)/8 = 21 // - 21

(7*v)/8-21 = 0

7/8*v-21 = 0 // + 21

7/8*v = 21 // : 7/8

v = 21/7/8

v = 24

v = 24

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