document.write( "Question 379008: Hi, \r
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document.write( " I need help with this word problem it could be elimination or substituiton method\r
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document.write( " Prob: pure acid is added to a 10% acid solution to obtain 54 liters of a 20% acid solution. What amounts of each should be used \n" );
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Algebra.Com's Answer #269135 by Fombitz(32388) You can put this solution on YOUR website! Pure acid is a 100% solution. \n" ); document.write( "Let A be the amount of pure acid. \n" ); document.write( "Let B be the amount of 10% solution. \n" ); document.write( "1. \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "2. \n" ); document.write( " \n" ); document.write( "Subtract eq. 1 from eq. 2, \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Then from eq. 1, \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |