document.write( "Question 1138281: In order to double the carpeted area in an office lobby,a decorator adds a strip of carpet on all 4 sides of a 4yd. by 6 yd. rectangle that is now carpeted.
\n" ); document.write( " How wide is the strip?
\n" ); document.write( "

Algebra.Com's Answer #756108 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
\"2%2A%284%2A6%29=%282x%2B4%29%282x%2B6%29\"
\n" ); document.write( "Simplify and solve for x.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "\"2%2A4%2A6=2%2A2%2A%28x%2B2%29%28x%2B3%29\"
\n" ); document.write( "\"12=%28x%2B2%29%28x%2B3%29\", factors of 12 differ by 1.
\n" ); document.write( "\"12=3%2A4\"
\n" ); document.write( "-
\n" ); document.write( "\"system%28x%2B2=3%2Cx%2B3=4%29\"
\n" ); document.write( "\"highlight_green%28x=1%29\"
\n" ); document.write( "
\n" );