document.write( "Question 1160592: The length of a rectangle is 8 feet longer than it’s wide. If each side is increased 8 feet, then the area is multiplied by 3. What is the size of the original rectangle? \n" ); document.write( "
Algebra.Com's Answer #783936 by Alan3354(69443)\"\" \"About 
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The length of a rectangle is 8 feet longer than it’s wide. If each side is increased 8 feet, then the area is multiplied by 3. What is the size of the original rectangle?
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\n" ); document.write( "L*W = A (original area)
\n" ); document.write( "W*(W+8) = A
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\n" ); document.write( "(W+8)*(W+16) = 3*W*(W+8)
\n" ); document.write( "W+16 = 3W
\n" ); document.write( "W = 8 ft
\n" ); document.write( "L = 16 ft
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\n" ); document.write( "Orig area = 128 sq feet
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\n" ); document.write( "Increased area = 16*24 = 384 sq ft
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