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)\"\" \"About 
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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?
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\n" ); document.write( "Equation:
\n" ); document.write( "alch - alch + alch = alch
\n" ); document.write( "0.30*10 - 0.30x + 1*x = 0.51*10
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\n" ); document.write( "30*10 - 30x + 100x = 51*10
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\n" ); document.write( "70x = 21*10
\n" ); document.write( "x = 3 liters (amt. to be removed and replaced)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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