Respuesta :

kjhuff68

Answer:

10v^2

Step-by-step explanation:

(I'm assuming the 2's are all exponents)

3v^2 - 2v^2 + 9v^2  <- think of it as 3 - 2 + 9 = 10, then add the rest back on

10v^2

sasalolkk2007
20v
Correct me if I’m wrong

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