Solve for h
h<-9
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-9h>80+1
Add 1 to both sides.
-9h>81
Add 80 and 1 to get 81.
h<\frac{81}{-9}
Divide both sides by -9. Since -9 is negative, the inequality direction is changed.
h<-9
Divide 81 by -9 to get -9.
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