document.write( "Question 1133156: how much water must be added to 700 mL of 50% salt solution in order to obtain a 20% salt solution? \n" ); document.write( "
Algebra.Com's Answer #750332 by josgarithmetic(39617)\"\" \"About 
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Choose something other than \"salt solution\". Salt (sodium chloride) is just not soluble enough in water to be 50%.\r
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\n" ); document.write( "\n" ); document.write( "Ignoring that but accepting the given values, the algebra you could use can start with\r
\n" ); document.write( "\n" ); document.write( "\"0.5%2A700=0.2%28x%2B700%29\"
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