-1-2b+1/4b=-9/16

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Solution for -1-2b+1/4b=-9/16 equation: 


b in (-oo:+oo)

(1/4)*b-(2*b)-1 = -9/16 // + -9/16

(1/4)*b-(2*b)-(-9/16)-1 = 0

(1/4)*b-2*b+9/16-1 = 0

-7/4*b-7/16 = 0 // + 7/16

-7/4*b = 7/16 // : -7/4

b = 7/16/(-7/4)

b = -1/4

b = -1/4

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