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02-03-2021
Mathematics

contestada

-9 + За = ба - 21
I really need help finding the answer to this question

Respuesta :

9i936ayc4s 9i936ayc4s

02-03-2021

Answer:

a = 4

Step-by-step explanation:

Ez, I did it where 6a - 3a which is just 3a and added the 21 to the other side. So now it is 12 = 3a which is simply 4.

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