document.write( "Question 360362: The plans for a rectangular deck call for the width to be 10ft less than the length. The overall perimeter of the deck is 56ft. What should the length be? \n" ); document.write( "
Algebra.Com's Answer #257155 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! W=L-10 \n" ); document.write( "2L+2W=56 \n" ); document.write( "2L+2(L-10)=56 \n" ); document.write( "2L+2L-20=56 \n" ); document.write( "4L=56+20 \n" ); document.write( "4L=76 \n" ); document.write( "L=76/4 \n" ); document.write( "L=19 FT IS THE LENGTH. \n" ); document.write( "W=19-10=9 FT. IS THE WIDTH. \n" ); document.write( "PROOF: \n" ); document.write( "2*19+2*9=56 \n" ); document.write( "38+18=56 \n" ); document.write( "56=56 \n" ); document.write( " |