Question

(13 + 5) + 5 = 23

Answer 1

Answer:

D

Step-by-step explanation:

I'm pretty sure. Hope this helps.

Answer 2

For this case we have that, by definition, the associative property establishes that:

$(a + b) + c = a + (b + c)$

So, if we have:

$(13 + 5) + 5 = 23$

According to the property mentioned above, we have equivalently:

$13+ (5 + 5) = 23$

Answer:

Option D