Respuesta :

Step-by-step explanation:

2x²+2xy+yx+y²+2x²+2xy-yx+y²

2x²+2x²+2xy+2xy+yx-yx+y²+y²

2x²+2x²+2xy+2xy

4x²+4xy

Your Answer is in the above image.

Hope this solution may help you

Ver imagen shirishastha09
RELAXING NOICE
Relax