document.write( "Question 829284: Dino has 20 ounces of 20% of salt solution, how much salt should he add to make it a 25% solution \n" ); document.write( "

Algebra.Com's Answer #499739 by TimothyLamb(4379) $\"\"$ $\"About$

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\n" ); document.write( "20*20 + 100x = 25(x + 20)
\n" ); document.write( "400 + 100x = 25x + 500
\n" ); document.write( "75x = 100
\n" ); document.write( "x = 100/75
\n" ); document.write( "---
\n" ); document.write( "answer:
\n" ); document.write( "add 1.333333 oz of pure salt to the existing 20% solution
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