Solve for b
b=\frac{1}{4}=0.25
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16b-4=0
Combine -4b and 20b to get 16b.
16b=4
Add 4 to both sides. Anything plus zero gives itself.
b=\frac{4}{16}
Divide both sides by 16.
b=\frac{1}{4}
Reduce the fraction \frac{4}{16} to lowest terms by extracting and canceling out 4.
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