Solve for b
b=2e-1\approx 4.436563657
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-b=1-2e
Subtract 2e from both sides.
\frac{-b}{-1}=\frac{1-2e}{-1}
Divide both sides by -1.
b=\frac{1-2e}{-1}
Dividing by -1 undoes the multiplication by -1.
b=2e-1
Divide 1-2e by -1.
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