Answer:
2
Explanation:
If you subtract 17 by 9, you get 8.
6+2 is equaled to 8 , so 2 is the answer.
hope that helps ! :))
well first do 17-9= (17-7)-2=10-2=8
so 8=6+_
subtract 6 from both sides and you get
2=_
so the blank is 2
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