Respuesta :

Answer:

2y^4 + 5y^3 - y^2

Step-by-step explanation:

3y^3 - y^2 + 2y^4 + 2y^3

2y^4 + 3y^3 +2y^3 - y^2     combine like terms

2y^4 + 5y^3 - y^2  <---- answer

Hope this helps!

Answer:

y>-2x+4

Step-by-step explanation:

got it right when i did the question