SOLUTION: -8z+1>-9z-8

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Question 1045510: -8z+1>-9z-8
Found 2 solutions by tb26385, ikleyn:
Answer by tb26385(1)   (Show Source): You can put this solution on YOUR website!

Answer by ikleyn(52864)   (Show Source): You can put this solution on YOUR website!
.
-8z+1>-9z-8
~~~~~~~~~~~~~~ 

Add 9z to both sides. You will get an equivalent inequality

-8z + 9z + 1 > -9z + 9z - 8,  or


z + 1 > -8.


Add -1 to both sides. You will get an equivalent inequality

z > -9.

Answer. The solution of the original inequality is z > -9.


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