document.write( "Question 340828: The length of a rectangular landing strip exceeds its with by 3,700 feet. If its perimeter is 17,400 feet, what is the length, in feet, of the airfield?\r
\n" ); document.write( "\n" ); document.write( "(a) 2,500 (b) 5,000 (c) 6,200 (d) 10,000 (e) 13,700\r
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Algebra.Com's Answer #244142 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
let width be x feet
\n" ); document.write( "length = x+3700
\n" ); document.write( "..
\n" ); document.write( "Perimeter P = 2(L+W)
\n" ); document.write( "17400= 2*(x+x+3700)
\n" ); document.write( "17400/2 = 2x+3700
\n" ); document.write( "8700=2x+3700
\n" ); document.write( "8700-3700=2x
\n" ); document.write( "5000 = 2x
\n" ); document.write( "x= 5000/2
\n" ); document.write( "x= 2500 feet
\n" ); document.write( "length will be x+ 3700
\n" ); document.write( "Length = 2500 + 3700=6200 feet
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