document.write( "Question 171636: A physician having 100 cubic centimeters of a 6% solution of a certain medicine wishes to dilute it to a 3 1/2 % solution. How much water must he add? (A 6% solution contains 6% of medicine and 94% of water.) \n" ); document.write( "
Algebra.Com's Answer #126779 by nerdybill(7384) You can put this solution on YOUR website! Let x = amount of water added \n" ); document.write( ".06(100) = .035(100+x) \n" ); document.write( "6 = 3.5 + .035x \n" ); document.write( "2.5 = .035x \n" ); document.write( "71.429 cc = x\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |