Respuesta :

leamsizerreitug

Answer:

(x-2) (x+6)

Step-by-step explanation:

If it is written like this:

[tex]x^{2} +4x + 3 = 15[/tex]

To focus on the equation on the left rewrite the equation equal to the value of zero.

(x-2) (x +6) = 0

The answer is (x-2) (x+6)