Respuesta :

Answer:

[tex]11xy+4x^{2} t[/tex]

Step-by-step explanation:

1. Collect Like Terms

[tex](7xy+4xy)+(-x^{2} t+5x^{2} t)\\[/tex]

2. Simplify.

[tex]11xy+4x^{2} t[/tex]
11xy+4tx^2. You combine 7xy and 4xy and get 11xy, then add 5x^2t and -x^2t and get 4tx^2

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