document.write( "Question 445298: How much of a 30% saline solution must be mixed with 30L of a 50%saline solution to produce a 35% saline solution? \n" ); document.write( "
Algebra.Com's Answer #306843 by rwm(914)\"\" \"About 
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.3x+.5*30=.35(x+30)
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\n" ); document.write( "x=90
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\n" ); document.write( ".3*90+.5*30=.35(120)\r
\n" ); document.write( "\n" ); document.write( "27+15=42
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