document.write( "Question 854471: the outer portion of a 22m by 30m lawn is to replaced by a walkway of uniform width. if the lawn is reduced to 3/4 of its original area, find the walkway width \n" ); document.write( "
Algebra.Com's Answer #514713 by richwmiller(17219)\"\" \"About 
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22*30*1/4
\n" ); document.write( "11*15=165
\n" ); document.write( "495
\n" ); document.write( "(22-x)*(30-x)=495\r
\n" ); document.write( "\n" ); document.write( "x^2-52 x+660 = 495
\n" ); document.write( "x^2-52 x+165 = 0
\n" ); document.write( "x = 26-sqrt(511)
\n" ); document.write( "x = 3.3947
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