document.write( "Question 946612: A carpenter is putting a skylight on a roof. If the roof measures 10x +89 by 7x+7 and the skylight measures x+5 by 3x+3, what is the area of the remaining roof after the skylight is built? \n" ); document.write( "
Algebra.Com's Answer #577510 by josmiceli(19441)\"\" \"About 
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Area of remaining roof =
\n" ); document.write( "\"+%28+10x+%2B+89+%29%2A%28+7x+%2B+7+%29+-+%28+x+%2B+5+%29%2A%28+3x+%2B+3+%29+\"
\n" ); document.write( "\"+7%2A%28+10x+%2B+89+%29%2A%28+x+%2B+1+%29+-+3%2A%28+x+%2B+5+%29%2A%28+x+%2B+1+%29+\"
\n" ); document.write( "Factor out \"+x+%2B+1+\"
\n" ); document.write( "\"+%28+x+%2B+1+%29%2A%28+7%2A%28+10x+%2B+89+%29+-+3%2A%28+x+%2B+5+%29+%29+\"
\n" ); document.write( "\"+%28+x+%2B+1+%29%2A%28+70x+%2B+623++-+3x+-+15+%29+\"
\n" ); document.write( "\"+%28+x+%2B+1+%29%2A%28+67x+%2B+608+%29+\"
\n" ); document.write( "\"+67x%5E2+%2B+67x+%2B+608x+%2B+608+\"
\n" ); document.write( "\"+67x%5E2+%2B+675x+%2B+608+\"\r
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