1/2b-1=9/2

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Solution for 1/2b-1=9/2 equation: 


b in (-oo:+oo)

(1/2)*b-1 = 9/2 // - 9/2

(1/2)*b-(9/2)-1 = 0

(1/2)*b-9/2-1 = 0

1/2*b-11/2 = 0 // + 11/2

1/2*b = 11/2 // : 1/2

b = 11/2/1/2

b = 11

b = 11

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