document.write( "Question 179215: A wall that is 12 feet wide and 8 feet high must be painted. There are 2 windows measuring 3 by 5 feet on the wall. There is also a door that is 4 by 7 feet. What percent of the wall can be painted?
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Algebra.Com's Answer #134157 by checkley75(3666)\"\" \"About 
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12*8=96 ft^2 is the total wall area.
\n" ); document.write( "2*3*5=30
\n" ); document.write( "4*7=28
\n" ); document.write( "96-30-28=38 ft^2 to be painted.
\n" ); document.write( "38/96=39.6 % needs to be painted.
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