document.write( "Question 325097: the perimeter of a rectangle is 40cm. If the length is 4cm greater than the width, what are the dimensions of the rectangle? \n" ); document.write( "
Algebra.Com's Answer #232806 by mananth(16946)\"\" \"About 
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let thwe width be x
\n" ); document.write( "the length will be x+4
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\n" ); document.write( "\n" ); document.write( "Perimeter = 2*(L+W)
\n" ); document.write( "= 2(x+x+4)
\n" ); document.write( "=2(2x+4)= 40
\n" ); document.write( "4x+8=40
\n" ); document.write( "add-8
\n" ); document.write( "4x+8-8=40-8
\n" ); document.write( "4x=32
\n" ); document.write( "divide by 4
\n" ); document.write( "4x/4=32/4
\n" ); document.write( "x=8 cm the width
\n" ); document.write( "length = x+4 = 12 cm
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