bethanytidwell1
bethanytidwell1
23-08-2017
Mathematics
contestada
How do you work out q-9==11
Respuesta :
Mooniee
Mooniee
23-08-2017
You would do the inverse operation.
So you would add 9 on each side.
q - 9 = 11
+9 = +9
--------------- Drop the q. The -9 +9 would cancel out.
q = 20 11+9 equals 20.
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