document.write( "Question 991518: You have a solution containing 10% acid solution and a solution containing 30% acid solution.
\n" ); document.write( "How much of the 30% solution must you add to the 1 liter of the 10% solution to create a mixture that is 22% acid?
\n" ); document.write( "If we start with a 10% acid solution, can we obtain a 30% acid solution using a mixture of the two solutions listed above? Explain.
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Algebra.Com's Answer #611391 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Here is setting-up and resolution for the first question:\r
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\n" ); document.write( "\n" ); document.write( "Let v be how much of the 30% solution to use.
\n" ); document.write( "\"AmountOfAcid%2FAmountOfMixture=FractionAcid\"\r
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\n" ); document.write( "\n" ); document.write( "But using percents on both sides,
\n" ); document.write( "\"%281%2A10%2B30v%29%2F%28v%2B1%29=22\"
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\n" ); document.write( "\"%2830v%2B10%29%2F%28v%2B1%29=22\"
\n" ); document.write( "\"30v%2B10=22%28v%2B1%29\"
\n" ); document.write( "\"30v%2B10=22v%2B22\"
\n" ); document.write( "\"8v%2B10=22\"
\n" ); document.write( "\"8v=12\"
\n" ); document.write( "\"v=12%2F8\"
\n" ); document.write( "\"highlight%28v=1%261%2F2%29\", liters of the 30% solution.
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