SOLUTION: 12) Solve using the multiplication principal
-2x>1
9
The solution is {x|x_ _}
Algebra.Com
Question 146902: 12) Solve using the multiplication principal
-2x>1
9
The solution is {x|x_ _}
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given inequality.
Multiply both sides by .
Multiply.
Divide both sides by to isolate . note: Remember, the inequality sign flips when we divide both sides by a negative number.
Reduce.
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Answer:
So the answer is
Which approximates to
So the answer in set-builder notation is 
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