Respuesta :

Answer:

[tex]19xy + {3y}^{2} [/tex]

Step-by-step explanation:

1) Collect like terms.

[tex](8xy + 6xy + 5xy) + {3y}^{2} [/tex]

2) Simplify.

[tex]19xy + {3y}^{2} [/tex]

Therefor, the answer is, 19xy + 3y².