Respuesta :

Answer:

x - 10y - xy + 4

Step-by-step explanation:

(6xy+4x−8y)−(3x+2y+7xy−4)

= 6xy+4x−8y−3x-2y-7xy+4

= 6xy-7xy+4x−3x−8y-2y+4

= x - 10y - xy + 4

22chung

Answer:

-xy+x-10y+4

Step-by-step explanation: