That is the Community Property of Multiplication.
Hope that helps :)
It sucks that points have to be used in order to post questions.
Openstudy - the company that merged into Brainly - was much better.
Anyway, I think that the answer to this question is A. I'm not sure, though.
Answer:
a,c,b
aStep-by-step explanation:
Answer: x/2-30
Step-by-step explanation: half= divide by 2 30 less= minus 30
B h lnv go lobcdxxjkllkfvnnnjgfcxx cabvbm