document.write( "Question 167066: -n/3 < 3/4\r
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document.write( "I tried:
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document.write( "-3(-n/3) < -3(3/4)
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document.write( "n < -9/4\r
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document.write( "But how do you insert -9/4 in the place of n in the original problem to prove it? You can't place a fraction over the 3... Please help. Thanks! \n" );
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Algebra.Com's Answer #123045 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! -n/3 < 3/4 \n" ); document.write( "n>-3(3/4) multiplying by a negative vale changes the < sign to a > sign. \n" ); document.write( "n>-9/4 \n" ); document.write( "Proof: \n" ); document.write( "let n=-8/4 \n" ); document.write( "-(-8/4)/3<3/4 \n" ); document.write( "-(-2)/3<3/4 \n" ); document.write( "2/3<3/4 \n" ); document.write( "2<3 \n" ); document.write( " |