document.write( "Question 994420: Please help me solve this problem:\r
\n" ); document.write( "\n" ); document.write( "4 ml of a 5% saline solution was mixed with 3
\n" ); document.write( "ml of a 89% saline solution. Find the
\n" ); document.write( "concentration of the new mixture.
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Algebra.Com's Answer #613498 by Boreal(15235)\"\" \"About 
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4 ml of 5%
\n" ); document.write( "3 ml of 89%
\n" ); document.write( ".05(4)+.89*3=7*unknown %
\n" ); document.write( ".20+2.67=7*unknown=2.87
\n" ); document.write( "divide by 7, both sides
\n" ); document.write( "unknown %=41 or 0.41
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