Respuesta :

Dancer414
x(3x+5)-4(3x+5)
3x^2+5x-12x+20
3x^2-7x+20

Answer:

[tex](3x+5)(x-4)[/tex]

Step-by-step explanation:

First, we must distribute this:

[tex]x(3x+5)-4(3x+5)\\3x^2+5x-12x-20\\3x^2-7x-20[/tex]

Now, we must factor:

[tex]3x^2-7x-20\\(3x+5)(x-4)[/tex]