Answer:
B is correct
Step-by-step explanation:
-(-x) = x, because a double negative like this equals a positive.
Therefore, you are actually saying -x+x= 0 which is true.
Step-by-step explanation:
first one is 6:9
second is 20:40
sorry I'm not sure about the others!
Answer: I cannot see the whole question can you take another screenshot or something so I can help you?
Answer:
Look Below
Step-by-step explanation:
m<1 could be 30
m<2 could be 60
m<3 could be 30