document.write( "Question 253008: can someone help me? this is my question:
\n" ); document.write( "how many gallons of a mixture containing 80% alcohol should be added to 6 gallons of 25% solution to give 30% solution?
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Algebra.Com's Answer #185212 by Alan3354(69443)\"\" \"About 
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how many gallons of a mixture containing 80% alcohol should be added to 6 gallons of 25% solution to give 30% solution?
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\n" ); document.write( "6*0.25 + x*0.8 = (6+x)*0.3
\n" ); document.write( "1.5 + 0.8x = 1.8 + 0.3x
\n" ); document.write( "0.5x = 0.3
\n" ); document.write( "x = 0.6 gallons added
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