Question

find the lenght of the rectangle​

Answer 1

Answer:

length=x+4

Step-by-step explanation:

area=length×breadth

let length be y

${ x}^{2} + 7x + 12 = y \times (x + 3) \\ y = \frac{ {x}^{2} + 7x + 12 }{x + 3} \\ = \frac{(x + 4)(x + 3)}{(x + 3)} \\ y = x + 4$

hope it helps