document.write( "Question 975110: A chef is using a mixture of two brands of Italian dressing. The first brand contains 6% vinegar, and the second brand contains 11% vinegar. The chef wants to make 390 milliliters of a dressing that is 7% vinegar. How much of each brand should she use? \n" ); document.write( "
Algebra.Com's Answer #596927 by josgarithmetic(39618)\"\" \"About 
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\"Vinager%2FDressing=7%2F100\"\r
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\n" ); document.write( "\n" ); document.write( "Let v be how many milliliters of 6% vinegar. This means 390-v is how much 11% vinegar.\r
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\n" ); document.write( "\n" ); document.write( "\"%286v%2B11%28390-v%29%29%2F390=7\"
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