document.write( "Question 288736: How much of a 10% saline solution should be mixed with a 20% saline solution to obtain 1000 milliters of a 12% saline solution?
\n" ); document.write( "Use a system of equations and substitution to solve each problem.
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Algebra.Com's Answer #209239 by richwmiller(17219) $\"\"$ $\"About$

You can put this solution on YOUR website!
.10x+.2y=1000*.12
\n" ); document.write( "x+y=1000
\n" ); document.write( "x=800 y=200
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