Question 907826
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Hi,
     *[illustration rectangle.png].
A = Lw = (x+2)x = x^2+2 Original
A = Lw = (x+8)(x-3) = x^2 + 5x-24 New
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area of the new and original rectangles are equal
x^2+2 = x^2 + 5x-24 
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area of the new rectangle is 6 sq. in. more than the area of the original rectangle.
x^2+2 = x^2 + 5x-18