8-15=3/7b

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Solution for 8-15=3/7b equation: 


b in (-oo:+oo)

8-15 = (3/7)*b // - (3/7)*b

8-((3/7)*b)-15 = 0

(-3/7)*b-15+8 = 0

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

-3/7*b = 7 // : -3/7

b = 7/(-3/7)

b = -49/3

b = -49/3

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