Which is an example of the associative property?

A.
x + 5 = 5 + x

B.
If x = a, and a = 7, then x = 7.

C.
3 • (x + 5) = 3 • x + 15

D.
(x + 3) + 7 = x + (3 + 7)

Question

Which is an example of the associative property?	
 
 A.
x + 5 = 5 + x
 
 B.
If x = a, and a = 7, then x = 7.
 
 C.
3 • (x + 5) = 3 • x + 15
 
 D.
(x + 3) + 7 = x + (3 + 7)

anonymous · Answer

https://www.mathsisfun.com/associative-commutative-distributive.html Hope this will help :)

zzr0ck3r · Answer

The associative property of addition says that for all real numbers $a,b$ and $c$

$$(a+b)+c=a+(b+c)$$

zzr0ck3r · Answer

So which one do you think it is?

anonymous · Answer

D?