Respuesta :

Answer:

-5x+40

Step-by-step explanation:

5x^2-30x+40

25x-30x+40

-5x+40

Answer:

(x - 4)(5x - 10)

Step-by-step explanation:

5x^2 - 30x + 40

using splitting method(mid-term break)

5x^2 - 20x - 10x + 40

factor out 5x from 5x^2-20x and -10 from -10x+40

5x(x - 4) - 10(x - 4)

factor out x-4

(x-4)(5x-10)