document.write( "Question 165764This question is from textbook
\n" ); document.write( ": a carpet layer wishes to determine the cost of carpeting a rectangular room whose perimeter is 52 feet. Suppose that the length of the room is 4 feet more than its width. Find
\n" ); document.write( "(a) the length and width of the room
\n" ); document.write( "(b) the cost of the carpet if it costs $18.95 per square yard\r
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Algebra.Com's Answer #122197 by jojo14344(1513)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "a) Remember: \"P=2%28L%2BW%29\"
\n" ); document.write( "But, \"L=W%2B4\", length 4 ft more than its width
\n" ); document.write( "Then, \"P=2%28W%2B4%2BW%29\"
\n" ); document.write( "\"52=2%282W%2B4%29=4W%2B8\"
\n" ); document.write( "\"4W=52-8=44\" ---> \"cross%284%29W%2Fcross%284%29=cross%2844%2911%2Fcross%284%29\"
\n" ); document.write( "\"highlight%28W=11ft%29\"
\n" ); document.write( "So, \"highlight%28L=11%2B4=15ft%29\"
\n" ); document.write( "Check,
\n" ); document.write( "\"52ft=2%2815%2B11%29\"
\n" ); document.write( "\"52=2%2826%29\"
\n" ); document.write( "\"52ft=52ft\", good
\n" ); document.write( "b) Remember: \"A=L%2AW\"
\n" ); document.write( "\"A=11%2A15=165ft%5E2\"
\n" ); document.write( "Take note: \"1ft%5E2=0.111111yd%5E2\"
\n" ); document.write( "Then,
\n" ); document.write( "=
\n" ); document.write( "=\"highlight%28347.42%29\" ----> cost to carpet the whole room
\n" ); document.write( "Thank you,
\n" ); document.write( "Jojo\r
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