document.write( "Question 929596: when you have a recipe of 5 cups of concentrate and 8 cups of water how do you arrive at the answer for how much of each product you need for one full cup of juice \n" ); document.write( "
Algebra.Com's Answer #564402 by LinnW(1048)\"\" \"About 
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\"5%2F8+=+x%2F%281-x%29\" where x is the fraction of 1 cup
\n" ); document.write( "Do cross products
\n" ); document.write( "\"8x+=+5%281-x%29+\"
\n" ); document.write( "\"8x+=+5+-+5x\"
\n" ); document.write( "add 5x to each side
\n" ); document.write( "13x = 5
\n" ); document.write( "divide each side by 13
\n" ); document.write( " x = 5/13 cup
\n" ); document.write( " \"%281-x%29+=%281+-+5%2F13%29\"
\n" ); document.write( " 1-x = 8/13 cup
\n" ); document.write( "So we need a mixture of 5/13 concentrate with 8/13 water
\n" ); document.write( "If we want ounces we need 8*(5/13) with 8*(8/13)
\n" ); document.write( " or 40/13 ounces with 64/13 ounces
\n" ); document.write( " or 3.077 ounces with 4.92 ounces
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