Respuesta :

Answer:

(2x-1)(x+3)

Step-by-step explanation:

2x(x+3)-1(x+3)

(2x-1)(x+3)

Answer:

(x + 1) (2 x + 3)

Step-by-step explanation:

Write the middle term as + 5 x = 2 x + 3 x

And factor by grouping:

2 x^2 + 2 x + 3 x - 3

2 x (x + 1) + 3 (x + 1)

(x + 1) (2 x + 3)