document.write( "Question 463459: I am having trouble with setting up this problem
\n" ); document.write( "How much NaCl would you need to add to 2 liters of water to make saline? (Normal Saline is 0.9% w/v NaCl)
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Algebra.Com's Answer #318590 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
.009(2+x)=x
\n" ); document.write( ".018+.009x=x
\n" ); document.write( ".991x=.018
\n" ); document.write( "x=.018/.991=.0181634712 liters of saline needed..
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