document.write( "Question 61058: If the perimeter of a rectangle is 36 ft and the width is 10 ft, find its length. [Hint: The perimeter of a rectangle is given by P = 2L + 2W.] \n" ); document.write( "
Algebra.Com's Answer #41967 by checkley71(8403)\"\" \"About 
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36=2L+2*10
\n" ); document.write( "2L=36-20
\n" ); document.write( "2L=16
\n" ); document.write( "L=16/2
\n" ); document.write( "L=8
\n" ); document.write( "PROOF
\n" ); document.write( "36=2*8+2+10
\n" ); document.write( "36=16+20
\n" ); document.write( "36=36
\n" ); document.write( "
\n" );