Respuesta :

x+3y+2x-3x+7+5 --- 3y+12

4y+3y+3x-6y-10-2 --- 3x+y-12

3x+2y-2x+y+12 --- x+3y+12

12-3y-2x+x+2x --- x-3y+12

Hope this helps, have a great Friday!

Answer:

Step-by-step explanation:

u still dont get im already on brainy?