Solve for b
b\leq 2
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-8b+20\geq 4
Combine -2b and -6b to get -8b.
-8b\geq 4-20
Subtract 20 from both sides.
-8b\geq -16
Subtract 20 from 4 to get -16.
b\leq \frac{-16}{-8}
Divide both sides by -8. Since -8 is negative, the inequality direction is changed.
b\leq 2
Divide -16 by -8 to get 2.
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