3/7b=9

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Solution for 3/7b=9 equation: 


b in (-oo:+oo)

(3/7)*b = 9 // - 9

(3/7)*b-9 = 0

3/7*b-9 = 0 // + 9

3/7*b = 9 // : 3/7

b = 9/3/7

b = 21

b = 21

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