- A3
- B6
- C4
- D2
Step-by-Step Solution
Each pair (-7 then +9) gives net +2. To reach +6: 6 ÷ 2 = 3 pairs, so it was moved +9 three times.
Answer: A) 3
On a number line a token starts at 0. It is moved -7 a certain number of times and +9 the same number of times.
If after all moves it is at +6, how many times was it moved +9?
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