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) You can put this solution on YOUR website! 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 \n" ); document.write( " \n" ); document.write( " |