Answer:
- 5
Step-by-step explanation:
The opposite of 7c is the negative of 7c, that is - 7c
Thus the sum of 7c - 5 and the opposite of 7c is
7c - 5 + (- 7c) = 7c - 5 - 7c = - 5
If you need explanation I can explain
The perimeter is 10.3. I think that's already in significant digits, but I'm not sure. We just got finished learning that in chemistry and it confused me to death!
Answer:
40 people
Step-by-step explanation:
One for each person