document.write( "Question 146825: a painting is 3 inches longer than it is wide. it is set in a rectangular border that is 2 inches wider than the painting on each side. if the area of the border is 100 inch^2 what are the dimensions of the painting \n" ); document.write( "
Algebra.Com's Answer #107234 by edjones(8007)\"\" \"About 
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L*w=A
\n" ); document.write( "L=w+3 for painting
\n" ); document.write( "w*(w+3)=w^2+3w Area of the painting.
\n" ); document.write( "(w+2)(w+5)=w^2+7w+10 Area of border and painting combined.
\n" ); document.write( "w^2+7w+10-(w^2+3w)=100
\n" ); document.write( "w^2+7w+10-w^2-3w=100
\n" ); document.write( "4w+10=100
\n" ); document.write( "4w=90
\n" ); document.write( "w=22.5\"
\n" ); document.write( "L=25.5\"
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