Respuesta :

Answer:

15

Step-by-step explanation:

25×2 - 35 = 50-35

= 15

I think the equation is interpreted as 25x^2 - 35

In which case, you can factor out a 5
5(5x^2 - 35)

You could do D.O.T.S

25x^2 - 35 -> (5x - sqrt(35))(5x + sqrt(35))
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