document.write( "Question 373377: if there are 18 quarts thats 65% water how many more quarts do you need to be 80% water \n" ); document.write( "
Algebra.Com's Answer #265760 by robertb(5830) You can put this solution on YOUR website! If you are ADDING WATER to dilute the mixture, then \n" ); document.write( "letting x = # of quarts water that had to be added, we get \n" ); document.write( "0.65*18 + x = 0.80(x+18), \n" ); document.write( "11.7 + x = 0.80x + 14.4, \n" ); document.write( "0.20x = 2.7, \n" ); document.write( "x = 13.5, # of quarts water that had to be added. \n" ); document.write( " |