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inequality 4

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inequality 4

by Gurpinder » Wed Sep 01, 2010 1:26 pm
2x > x + 10 > -x

for an equation like this which equal:

3x>2x+10>0

can you now LEAVE OUT ">0" and continue with the rest of the equation?

so 3x>2x+10
x>10

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by this_time_i_will » Wed Sep 01, 2010 6:29 pm
i wud get as:
x>10>-2x. which means x>10 & x>-5=>x>10 [Hint: 10>-2x => -5<x]
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