document.write( "Question 163319: Have radiator that holds 16 quarts antifreeze. Currently has 16 quarts antifreeze 25% solution. How much antifreeze should we take out and then add back in to make a 40% solution of 16 quarts? \n" ); document.write( "
Algebra.Com's Answer #120393 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! let x=\"amount to be replaced\"\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(16-x)(25%)+(x)(100%)=(16)(40%) __ 4-.25x+x=6.4 __ .75x=2.4 __ x=3.2 \n" ); document.write( " |