Solve for b
b=\frac{1}{3}\approx 0.333333333
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1+3b=2
Cancel out 2 and 2.
3b=2-1
Subtract 1 from both sides.
3b=1
Subtract 1 from 2 to get 1.
b=\frac{1}{3}
Divide both sides by 3.
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