document.write( "Question 446085: how many gallons 65%antifreeze and how many 20% antifreeze should be mixed up to obtain 50 gallons of 56% mixture of antifreeze? \n" ); document.write( "
Algebra.Com's Answer #307185 by mananth(16946)\"\" \"About 
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percent ---------------- quantity
\n" ); document.write( "Antifreeze I 65----------------x gallons
\n" ); document.write( "Antifreeze II 20 ----------------50-x gallons
\n" ); document.write( "Total 56.00% ----------------50 gallons
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\n" ); document.write( "65x+20(50-x)=56 *50
\n" ); document.write( "65x+1000-20x=2800
\n" ); document.write( "65x-20x=2800-1000
\n" ); document.write( "45x=1800
\n" ); document.write( "/45
\n" ); document.write( "x=40 gallons 65.00%
\n" ); document.write( "10 gallons 20.00%
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