yazzyyy
yazzyyy
19-12-2016
Mathematics
contestada
-9 - (-a) = -2 show your work please
Respuesta :
charityp123
charityp123
19-12-2016
-9 +a =-2 Distribute that negative into the a
a=-2 + 9 Then you do the opposite sign
which mans since the nine was negative you would add it to the negative two
your answer is
a=7
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