document.write( "Question 2275: a rectangle length is 5cm more than its width.if the preimeter is 40cm find the length and width \r
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Algebra.Com's Answer #983 by gsmani_iyer(201)\"\" \"About 
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\n" ); document.write( " perimeter(p) = 2l + 2b = 2(l+b)\r
\n" ); document.write( "\n" ); document.write( " Let the width be = x cm
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\n" ); document.write( " So length = x + 5 cms.
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\n" ); document.write( " By applying the above formula,
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\n" ); document.write( " 40 cms = 2(x+x+5)
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\n" ); document.write( " 20 cms = x+x+5 = 2x+5
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\n" ); document.write( " 2x = 20-5 = 15
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\n" ); document.write( " x = \"15%2F2\" = 7.5 cms.
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\n" ); document.write( " So width = 7.5 cms.; length = 7.5+5 = 12.5 cms. Ans.
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