-2b+1=-4b-7

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Solution for -2b+1=-4b-7 equation: 


b in (-oo:+oo)

1-2*b = -4*b-7 // + -4*b-7

1-2*b-(-4*b)+7 = 0

4*b-2*b+1+7 = 0

2*b+8 = 0 // - 8

2*b = -8 // : 2

b = -8/2

b = -4

b = -4

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