document.write( "Question 466640: A saline solution is 20% salt. How many gallons of water must be added to dilute the mixture to 8 gals of a 15% saline solution? \n" ); document.write( "

Algebra.Com's Answer #319953 by solver91311(24713) $\"\"$ $\"About$

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represent the amount of water added to the original 20% solution to make it 8 gallons. Then the amount of 20% solution must be

. Twenty percent of the 20% solution is salt. Fifteen percent of the 8 gallons at the end is salt, and since we added pure water, the salt at the beginning must be the same as the salt at the end.\r
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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