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)

Answer 1

https://www.mathsisfun.com/associative-commutative-distributive.html

Hope this will help :)

Answer 2

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

\[(a+b)+c=a+(b+c)\]

Answer 3

So which one do you think it is?

Answer 4

D?