w/-7=-21

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Solution for w/-7=-21 equation: 


w in (-oo:+oo)

w/(-7) = -21 // + 21

w/(-7)+21 = 0

21-1/7*w = 0 // - 21

-1/7*w = -21 // : -1/7

w = -21/(-1/7)

w = 147

w = 147

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