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01-06-2017
Mathematics

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PLEASE HELP ME
Find all real numbers
4x+2>14 and -21x+1>22

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01-06-2017

Given that 4x+2>14, so
4x>12
x>3
Also, -21x+1>22, therefore
-21x>21
21x>-21
x>-1
Therefore, x≧0

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