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Sanai Jimenez
23 May, 01:44
If a + (-b) = 7 and a=9 what is b?
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Amira
23 May, 04:16
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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
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Kelly Gilbert
23 May, 05:37
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if a=9 it would be
9 + (-b) = 7
(-b) = 9-7
(-b) = 2
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