document.write( "Question 1033124: A certain quantity was taken from a ten liter 30% alcohol solution and replaced by pure alcohol so as to produce 51% alcohol solution. How many liters were taken and replaced? \n" ); document.write( "
Algebra.Com's Answer #647787 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A certain quantity was taken from a ten liter 30% alcohol solution and replaced by pure alcohol so as to produce 51% alcohol solution. How many liters were taken and replaced? \n" ); document.write( "--------- \n" ); document.write( "Equation: \n" ); document.write( "alch - alch + alch = alch \n" ); document.write( "0.30*10 - 0.30x + 1*x = 0.51*10 \n" ); document.write( "----- \n" ); document.write( "30*10 - 30x + 100x = 51*10 \n" ); document.write( "----- \n" ); document.write( "70x = 21*10 \n" ); document.write( "x = 3 liters (amt. to be removed and replaced) \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------------- \n" ); document.write( " \n" ); document.write( " |