Answer:
n=6/4
Step-by-step explanation:
-4(-6-2n)=30+8n
24+12n=30+8n
-24 =-24
12n=6+8n
-8n = -8n
4n=6
It rotates 50 times a second
There is 60 seconds in a minute,so all you have to do is Divide 30,000 by 60 and you get 50!
Answer:33
hello i would not know to be honest
