document.write( "Question 262346: Suppose that the length of a rectangle is 7 centimeters less than three times its width. The perimeter of the rectangle is 98 centimeters. Find the length and width of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #193307 by checkley77(12844)\"\" \"About 
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L=3W-7
\n" ); document.write( "2L+2W=98
\n" ); document.write( "2(3W-7)+2W=98
\n" ); document.write( "6W-14+2W=98
\n" ); document.write( "8W=98+14
\n" ); document.write( "8W=112
\n" ); document.write( "W=112/8
\n" ); document.write( "W=14 CM. IS THE WIDTH
\n" ); document.write( "L=3*14-7
\n" ); document.write( "L=42-7
\n" ); document.write( "L=35 CM. IS THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*35+2*14=98
\n" ); document.write( "70+28=98
\n" ); document.write( "98=98
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