document.write( "Question 328911: A chef is using a mixture of two brands of Italian dressing. The first brand contains 9% vinegar, and the second brand contains 14% vinegar. The chef wants to make 380 milliliters of a dressing that is 10% vinegar. How much of each brand should she use? \r
\n" ); document.write( "\n" ); document.write( "I have set up the equation as a system of linear equations, but am not sure if I did it correctly.
\n" ); document.write( "

Algebra.Com's Answer #235840 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Let X be the amount of 9%, Y the amount of 14%.
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "Total volume:
\n" ); document.write( "1.\"X%2BY=380\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "Concentration:
\n" ); document.write( "\"9X%2B14Y=10%28X%2BY%29\"
\n" ); document.write( "\"9X%2B14Y=10%28380%29\"
\n" ); document.write( "2.\"9X%2B14Y=3800\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "Is that what you got?
\n" ); document.write( "
\n" ); document.write( "
\n" );