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) You can put this solution on YOUR website! 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( "---------------- \n" ); document.write( "L*W = A (original area) \n" ); document.write( "W*(W+8) = A \n" ); document.write( "--- \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 \n" ); document.write( "===================== \n" ); document.write( "Orig area = 128 sq feet \n" ); document.write( "--- \n" ); document.write( "Increased area = 16*24 = 384 sq ft \n" ); document.write( " \n" ); document.write( " |