Question

Which is an example of the associative property?

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

B.
3 • (x + 5) = 3 • x + 15

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

D.
x + 5 = 5 + x

Answer 1

which one shows a re-grouping of grouping symbols

Answer 2

is it d or a

Answer 3

there are no grouping symbols in d...

Answer 4

the order of terms change in d
that is commutative property

Answer 5

its a then right?

Answer 6

yes

Answer 7

the grouping symbols moved in a
so yep

Answer 8

thx for the help