Respuesta :

9 a = 9 by ÷ 9 in both sides
a = 1
can you mark me as brainlest ?
Kyutiedask10
In order to so this you have to add common like terms to get 9a=9, now you have to leave the variable by itself to get your answer this would dividing 9 by 9 to get 1
a=1

Hope this helps