document.write( "Question 352184: How many gallons of 30% salt solution must be added to 5 gallons of a 10% salt solution to yield a solution that is 17.5% salt? \n" ); document.write( "

Algebra.Com's Answer #251659 by Fombitz(32388) $\"\"$ $\"About$

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\n" ); document.write( "Let $\"A\"$ be the amount of 30% solution.
\n" ); document.write( " $\"30A%2B10%285%29=17.5%28A%2B5%29\"$
\n" ); document.write( " $\"30A%2B50=17.5A%2B87.5\"$
\n" ); document.write( " $\"12.5A=37.5\"$
\n" ); document.write( " $\"highlight%28A=3%29\"$ gallons \n" ); document.write( "

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