document.write( "Question 988757: A rectangle is 12m longer than it is wide. Its perimeter is 68m. What is its length and width? \n" ); document.write( "

Algebra.Com's Answer #609300 by Fombitz(32388) $\"\"$ $\"About$

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$\"L=W%2B12\"$
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\n" ); document.write( " $\"2%28L%2BW%29=68\"$
\n" ); document.write( " $\"L%2BW=34\"$
\n" ); document.write( "Substituting from above,
\n" ); document.write( " $\"W%2B12%2BW=34\"$
\n" ); document.write( " $\"2W=22\"$
\n" ); document.write( " $\"W=11\"$
\n" ); document.write( "So then,
\n" ); document.write( " $\"L=11%2B12\"$
\n" ); document.write( " $\"L=23\"$
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