document.write( "Question 1160916: The width of a rectangle is 4 less than it's lenght,the perimeter is 80cm find the lenght of each side \n" ); document.write( "

Algebra.Com's Answer #784326 by josgarithmetic(39617) $\"\"$ $\"About$

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x, length
\n" ); document.write( "x-4, width\r
\n" ); document.write( "\n" ); document.write( "80, perimeter\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"2x%2B2%28x-4%29=80\"$
\n" ); document.write( " $\"x%2B%28x-4%29=40\"$
\n" ); document.write( " $\"2x=44\"$
\n" ); document.write( " $\"x=22\"$ \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "LENGTH, 22
\n" ); document.write( "WIDTH, 18 \n" ); document.write( "

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