document.write( "Question 882284: A 60-ft. by 80-ft. parking lot is torn up to install a sidewalk of uniform width around its perimeter. The new area of the parking lot is two-thirds of the old area. How wide is the sidewalk? \n" ); document.write( "

Algebra.Com's Answer #532779 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "A 60-ft. by 80-ft. parking lot is torn up to install a sidewalk of uniform width around its perimeter. The new area of the parking lot is two-thirds of the old area. How wide is the sidewalk?
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document.write( "Quadratic equation formed: 
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document.write( "W, or width of sidewalk:         OR	   55.6155 (ignore)
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