document.write( "Question 368964: The adjacent sides of a rectangle differ by 5 feet.If the area of the rectangle is 84 square feet, what is the lenght of the smaller side? \n" ); document.write( "
Algebra.Com's Answer #262915 by mananth(16946)\"\" \"About 
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let the smaller side be x
\n" ); document.write( "the larger side will be x+5
\n" ); document.write( "Area = 84 ft^2
\n" ); document.write( "x(x+5)=84
\n" ); document.write( "x^2+5x=84
\n" ); document.write( "x^2+5x-84 =0
\n" ); document.write( "x^2+12x-7x-84=0
\n" ); document.write( "x(x+12)-7(x+12)=0
\n" ); document.write( "(x+12)(x-7)=0
\n" ); document.write( "x = 7 the smaller length
\n" ); document.write( "the larger length will be 12
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\n" ); document.write( "m.ananth@hotmail.ca
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