Respuesta :

Sharloth777

Answer:

Step-by-step explanation:

(2x^2+4x-7)(x-3)

=(2x2+4x+−7)(x+−3)

=(2x2)(x)+(2x2)(−3)+(4x)(x)+(4x)(−3)+(−7)(x)+(−7)(−3)

=2x3−6x2+4x2−12x−7x+21

=2x3−2x2−19x+21

Good luck honey!