Question

Which number line best shows how to solve -2-(-4)

Answer 1

Alright. -2-(-4) = -2 + 4 because a negative and a negative equals to a positive[(-2-(-4)]. It would look like: Put a dot on -2, then move your dot 4 units to the right, which is +2. 

Answer 2

Answer:

okay the one with the green outline is the right answer