olayo95ange
olayo95ange
20-09-2018
Mathematics
contestada
If a+ (-b)= 7 and a=9 what is b?
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katelynkimnguyen
katelynkimnguyen
20-09-2018
if a=9 it would be
9+ (-b) = 7
(-b)= 9-7
(-b)= 2
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ndukuray5
ndukuray5
20-09-2018
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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