SOLUTION: 9x-9>-9
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Question 223831
:
9x-9>-9
Answer by
checkley77(12844)
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9x-9>-9
9x>-9+9
9x>0
x>0/9
x>0 ans.
Proof:
Let x=.1
9*.1-9>-9
.9-9>-.9
-8.1>-9