document.write( "Question 434100: a chemist wants to produce a 30% alcohol solution. how many liters of 20% and 50% solution should be mixed in order to get 12 liters of 30% solution? \n" ); document.write( "
Algebra.Com's Answer #300827 by mananth(16946)![]() ![]() You can put this solution on YOUR website! --------- percent ----------------quantity \n" ); document.write( "Orange Juice I 20 ----------------x L \n" ); document.write( "Orange Juice II 50 ----------------12-x L \n" ); document.write( "Total 30.00% ---------------- 12 \n" ); document.write( " \n" ); document.write( "20x+50(12-x)=30 *12 \n" ); document.write( "20x+600 -50x=360 \n" ); document.write( "20x-50x =360-600 \n" ); document.write( "-30x=-240 \n" ); document.write( "/-30 \n" ); document.write( "x=8 L 20.00% \n" ); document.write( "4 L 50.00% \n" ); document.write( " \n" ); document.write( " |