Solve for b
b = \frac{5}{3} = 1\frac{2}{3} \approx 1.666666667
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3b-1=\frac{16}{4}
Divide both sides by 4.
3b-1=4
Divide 16 by 4 to get 4.
3b=4+1
Add 1 to both sides.
3b=5
Add 4 and 1 to get 5.
b=\frac{5}{3}
Divide both sides by 3.
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