document.write( "Question 141724: (solve each inequality)\r
\n" ); document.write( "\n" ); document.write( "7x+2x>21-3
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Algebra.Com's Answer #103287 by checkley77(12844)\"\" \"About 
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7x+2x>21-3
\n" ); document.write( "9x>18
\n" ); document.write( "x>18/9
\n" ); document.write( "x>2 answer.
\n" ); document.write( "proof:
\n" ); document.write( "let x=2.1
\n" ); document.write( "9*2.1>18
\n" ); document.write( "18.9>18
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