Solve for b
b = \frac{253}{4} = 63\frac{1}{4} = 63.25
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8b-51-35=420
Combine 1b and 7b to get 8b.
8b-86=420
Subtract 35 from -51 to get -86.
8b=420+86
Add 86 to both sides.
8b=506
Add 420 and 86 to get 506.
b=\frac{506}{8}
Divide both sides by 8.
b=\frac{253}{4}
Reduce the fraction \frac{506}{8} to lowest terms by extracting and canceling out 2.
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