document.write( "Question 442341: Two solutions of salt water contain 0.05% and 0.15% salt respectively. A lab technician wants to make 1 liter of solution which contains 0.07% salt. How much of each solution should she use? \n" ); document.write( "
Algebra.Com's Answer #305100 by rwm(914)\"\" \"About 
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x+y=1
\n" ); document.write( ".0005x+.0015y=.0007
\n" ); document.write( "x=.8 .05%
\n" ); document.write( "y=.2 .15%
\n" ); document.write( "Do you mean 15% and 5% and 7%
\n" ); document.write( "15%=.15
\n" ); document.write( "5%=.05
\n" ); document.write( "7%=.07
\n" ); document.write( "whereas
\n" ); document.write( ".15%=.0015
\n" ); document.write( ".05%=.0005
\n" ); document.write( ".07%=.0007
\n" ); document.write( "
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