Respuesta :
Answer:
4+4y
Step-by-step explanation:
3x - y + 4 - 3x + 5y
-y+5y=4y
4+4y
3x-y+4-3x+5y
=3x+-y+4+-3x+5y
=3x+-y+4+-3x+5y
=(3x+-3)+(-y+5y)+(4)
=4y+4
=3x+-y+4+-3x+5y
=3x+-y+4+-3x+5y
=(3x+-3)+(-y+5y)+(4)
=4y+4