-6/b-1=-9/7

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Solution for -6/b-1=-9/7 equation: 


D( b )

b = 0

b = 0

b = 0

b in (-oo:0) U (0:+oo)

-6/b-1 = -9/7 // + -9/7

-6/b-(-9/7)-1 = 0

9/7-6/b-1 = 0

-6*b^-1 = -2/7 // : -6

b^-1 = 1/21

-1 < 0

1/(b^1) = 1/21 // * b^1

1 = 1/21*b^1 // : 1/21

21 = b^1

b = 21

b = 21

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