Respuesta :

adbell2010

Answer:

[tex]\frac{-5 + \sqrt{37} }{2}[/tex]

Note:

Have no clue if its right

Answer:

see explanation

Step-by-step explanation:

The area (A) of the rectangle = length × breadth, that is

A = BC × CA

   = (x + 3)(x + 2) ← expand using FOIL

    = x² + 5x + 6

Given that A = 9 , then

x² + 5x + 6 = 9 ( subtract 6 from both sides )

x² + 5x = 3 ← as required

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