document.write( "Question 320085: Solve using the addition and multiplication principles.
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document.write( "12x - 12 > 4(4x - 1) \n" );
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Algebra.Com's Answer #229246 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 12x - 12 > 4(4x - 1) \n" ); document.write( "12x-12>16x-4 \n" ); document.write( "12x-16x>-1+12 \n" ); document.write( "-4x>11 \n" ); document.write( "x<11/-4 note the sign change due to dividing by a negative value. \n" ); document.write( "x<-2.75 ans. \n" ); document.write( "Proof: \n" ); document.write( "Let x=-2.76 \n" ); document.write( "12*-2.76-12>4(4*-2.76-1) \n" ); document.write( "-33.12-12>4(-11.04-1) \n" ); document.write( "-45.12>4*-12.04 \n" ); document.write( "-45.12>-48.16 \n" ); document.write( " \n" ); document.write( " |