document.write( "Question 50003: A garden area is 30 feet long and 20 feet wide. A path of uniform width is set around the edge. If the remaining garden area is 400 ft^2, what is the width of the path? \n" ); document.write( "
Algebra.Com's Answer #33243 by Paul(988)\"\" \"About 
You can put this solution on YOUR website!
let x be the uniform width
\n" ); document.write( "(30-2x)(20-2x)=400
\n" ); document.write( "\"4x%5E2%2B600-100x=400\"
\n" ); document.write( "\"4x%5E2-100x%2B200=0\"
\n" ); document.write( "\"x%5E2-25x%2B50=0\"
\n" ); document.write( "x=2.19 (rounded)
\n" ); document.write( "Paul.
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