document.write( "Question 816382: Mary wants to make 10 qt. of a 63% saline solution by mixing together a 75% SALINE SOLUTION AND A 55% saline solution. How much of each solution must she use? \n" ); document.write( "
Algebra.Com's Answer #491523 by richwmiller(17219)\"\" \"About 
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.63*10=.75x+.55y,
\n" ); document.write( "x+y=10
\n" ); document.write( "x=4., y=6.
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