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If a+ (-b)= 7 and a=9 what is b?

If a+ (-b)= 7 and a=9 what is b?
93.0k views
4 votes
If a+ (-b)= 7 and a=9 what is b?

User Nick Freeman
by
8.6k points

2 Answers

6 votes
The answer is -2 because u can do 9-7and is 2 left so u but the the 2 there and it is know as -2 bc the negative Stay the same
User Jacob Robbins
by
8.2k points
5 votes

if a=9 it would be

9+ (-b) = 7

(-b)= 9-7

(-b)= 2

User Simpson
by
8.6k points
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