Respuesta :
-10x +8y
--------------------
-5x - 4y ) 50x^2 - 32y^2
50x^2 + 40xy
-----------------
-40xy - 32y^2
-40xy -32y^2
-------------------
answer is -10x + 8y
--------------------
-5x - 4y ) 50x^2 - 32y^2
50x^2 + 40xy
-----------------
-40xy - 32y^2
-40xy -32y^2
-------------------
answer is -10x + 8y