Answer:
i think its c idk if im wrong im sorry
Step-by-step explanation:
Answer:
Either :
1/2 10x+1/2 20y+1/2 10z
or
5x+10y+5z
Step-by-step explanation:
You're just multiplying everything by 1/2
I believe the answer is either C or B .-.
You are right all the way