document.write( "Question 95882: Tuna is sometimes packed in a brine (salt) solution. How many pounds of water must be added to 100 pounds of a 15 percent solution of salt and water to reduce it to a 10 percent solution of salt? \n" ); document.write( "

Algebra.Com's Answer #69852 by checkley71(8403) $\"\"$ $\"About$

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(100*.15)=.10(100+x)
\n" ); document.write( "15=10+.1x
\n" ); document.write( ".1x=15-10
\n" ); document.write( ".1x=5
\n" ); document.write( "x=5/.1
\n" ); document.write( "x=50 pounds of water need to be added.
\n" ); document.write( "proof
\n" ); document.write( "15=.1*150
\n" ); document.write( "15=15
\n" ); document.write( " \n" ); document.write( "

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