Solve for s
s<2
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-10s>140-160
Subtract 160 from both sides.
-10s>-20
Subtract 160 from 140 to get -20.
s<\frac{-20}{-10}
Divide both sides by -10. Since -10 is negative, the inequality direction is changed.
s<2
Divide -20 by -10 to get 2.
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