document.write( "Question 662250: -2/5x - 9 < 9/10. PLease show work\r
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document.write( "thats negative 2 over 5 and 9 over 10. \n" );
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Algebra.Com's Answer #412161 by ReadingBoosters(3246)![]() ![]() ![]() You can put this solution on YOUR website! -2/5x - 9 < 9/10 \n" ); document.write( "isolate x \n" ); document.write( "-2/5x < 9/10 + 9 \n" ); document.write( "-2/5x < 9 9/10 \n" ); document.write( "-2/5x < 99 / 10 \n" ); document.write( "multiply both sides by -5/2 \n" ); document.write( "note sign change \n" ); document.write( "x > 99/10 (-5/2) \n" ); document.write( "x > 99/2 (-1/2) \n" ); document.write( "x > -99/4 \n" ); document.write( "x > -24 3/4 \n" ); document.write( "Proof \n" ); document.write( "-2/5(-99/4) \n" ); document.write( "198/20 - 9 \n" ); document.write( "198/20 - 180/20 \n" ); document.write( "18/20 is the same as 9/10 \n" ); document.write( " |