document.write( "Question 548946: A dehydrated patient needs a 6.8% saline IV. Unfortunately, the hospital only has bags of 2% and 8% saline solutions. How many liters of each of these solutions should be mixed together to yield 2 liters of the desired concentration? \n" ); document.write( "
Algebra.Com's Answer #357319 by mananth(16946)\"\" \"About 
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percent ---------------- quantity
\n" ); document.write( "Saline I 2 ----------------x L
\n" ); document.write( "Saline II 8 ------ 2-x L
\n" ); document.write( "Mixture 6.80% ---------------- 2
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\n" ); document.write( "2x+8(2-x)=6.8*2
\n" ); document.write( "2x+16-8x=13.6
\n" ); document.write( "2x-8x= 13.6-16
\n" ); document.write( "-6x=-2.4
\n" ); document.write( "/ -6
\n" ); document.write( "x=0.4 L 2.00% Saline I
\n" ); document.write( "1.6 L 8.00% Saline II
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\n" ); document.write( "m.ananth@hotmail.ca
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