document.write( "Question 781588: the perimeter of a rectangle is 112 cm . the length is 30 cm . calculate the width . \n" ); document.write( "
Algebra.Com's Answer #476028 by tommyt3rd(5050)\"\" \"About 
You can put this solution on YOUR website!
P=2(l+w)\r
\n" ); document.write( "\n" ); document.write( "w=P/2-l
\n" ); document.write( "w=112/2-30
\n" ); document.write( "w=26 cm
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