document.write( "Question 1066341: How much pure acid should be mixed with 6 gallons of a 20% acid solution in order to get a 40% acid solution?
\n" ); document.write( "To get a 40% acid solution,you need____gallon(s)of pure acid.
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Algebra.Com's Answer #681511 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
x, how much pure acid to add\r
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\n" ); document.write( "\n" ); document.write( "\"%28100x%2B20%2A6%29%2F%28x%2B6%29=40\"\r
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\n" ); document.write( "\n" ); document.write( "two-part mixture if one part is known
\n" ); document.write( "https://www.algebra.com/my/Two-Part-Mixture-with-one-material-quantity-unknown.lesson?content_action=show_dev\r
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\n" ); document.write( "\n" ); document.write( "\"%285x%2B6%29%2F%28x%2B6%29=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"5x%2B6=2x%2B12\"\r
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\n" ); document.write( "\n" ); document.write( "\"3x=6\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28x=2%29\"
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