document.write( "Question 675212: The perimeter of a rectangle is 34 inches, and its area is 70 square inches. Find the length and width of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #419632 by checkley79(3341)\"\" \"About 
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P=2L+2W
\n" ); document.write( "P=34
\n" ); document.write( "34=2L+2W
\n" ); document.write( "2L=-2W+34
\n" ); document.write( "L=-2W/2+34/2
\n" ); document.write( "L=-W+17
\n" ); document.write( "A=LW
\n" ); document.write( "70=(-w+17)W
\n" ); document.write( "70=-W^2+17W
\n" ); document.write( "W^2-17W+70=0
\n" ); document.write( "(W-10)(W-7)=0
\n" ); document.write( "W-10=0
\n" ); document.write( "W=10 ANS. & LENGTH IS 7.
\n" ); document.write( "W-7=0
\n" ); document.write( "W=7 ANS. & LENGTH IS 10.
\n" ); document.write( "PROOF:
\n" ); document.write( "34=2*7+2*7
\n" ); document.write( "34=14+20
\n" ); document.write( "34=34
\n" ); document.write( "70=7*10
\n" ); document.write( "70=70
\n" ); document.write( "
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