document.write( "Question 750350: Please help me solve this word problem about mixtures: \n" ); document.write( "

Algebra.Com's Answer #456575 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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how many % alcohol should a wine maker add to 20 gallons of wine that is 12%
\n" ); document.write( " alcohol to have 30 gallons of wine that is 14% alcohol?
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\n" ); document.write( "We know that the amt to be added has to be 10 gal to get 30 gallons
\n" ); document.write( "Let x = the decimal equiv of the percent required
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\n" ); document.write( "10x + .12(20) = .14(30)
\n" ); document.write( "10x + 2.4 = 4.2
\n" ); document.write( "10x = 4.2 - 2.4
\n" ); document.write( "10x = 1.8
\n" ); document.write( "x = 1.8/10
\n" ); document.write( "x = .18 * 100 = 18% required \n" ); document.write( "

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