Respuesta :

The answer is 12 yea
fluffypsychobunny

Answer:

12

Step-by-step explanation:

(26 - 13) = 13

[tex]\frac{-2(3)(6)}{2}[/tex] = -18

[tex]\sqrt{289}[/tex] = 17

13 - 18 + 17 = 12

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