document.write( "Question 266417: different shades of paint color are formed by mixing different percents of 2 or more primary colors such as blue and yellow. Suppose you want to paint your roof with a paint mixture that is 40% yellow and 60% blue. How many pints of pure 100% blue paint and 50% yellow and 50% blue paint mix should be combined to make 12 pints of a 40% yellow and 60% blue paint mix?\r
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Algebra.Com's Answer #195781 by ankor@dixie-net.com(22740)\"\" \"About 
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different shades of paint color are formed by mixing different percents of 2 or more primary colors such as blue and yellow.
\n" ); document.write( " Suppose you want to paint your roof with a paint mixture that is 40% yellow and 60% blue.
\n" ); document.write( "How many pints of pure 100% blue paint and 50% yellow and 50% blue paint mix should be combined to make 12 pints of a 40% yellow and 60% blue paint mix?
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\n" ); document.write( "Write equation in terms of percent blue
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\n" ); document.write( "Let x = amt of 100% Blue
\n" ); document.write( "then
\n" ); document.write( "(12-x) = amt of 50% blue
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\n" ); document.write( "1.0x + .5(12-x) = .6(12)
\n" ); document.write( "1x + 6 - .5x = 7.2
\n" ); document.write( "1x - .5x = 7.2 - 6
\n" ); document.write( ".5x = 1.2
\n" ); document.write( "x = \"1.2%2F.5\"
\n" ); document.write( "x = 2.4 pints of 100% blue
\n" ); document.write( "and
\n" ); document.write( "12 - 2.4 = 9.6 pints of 50% blue
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\n" ); document.write( "Check solution, using percent yellow
\n" ); document.write( "0(2.4) .5(9.6) = .4(12)
\n" ); document.write( "0 + 4.8 = 4.8 \n" ); document.write( "
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