Step-by-step explanation:

I believe the answer is b because u need to combine like terms and 6c+2c+5c is 13c.
Answer:
21.67
Step-by-step explanation:
look at the number in the 0.01 value then the number next to it
if it's five or above then the 7 goes up if it's 4 and below then the number stays the same. in this case the number will stay the same
5/10 in 3 equivalent forms is: 1/2 2/4 4/8
Your answr is n=8. if this helped plz mark brainliest