Respuesta :

Answer:

3x + 4 = 12

Step-by-step explanation:

plus = +

equal =  =

but if you were looking for the answer to the equation

3x + 4 = 12

3x = 12 - 4    (the symbol changes bc i switched it to the other                        side)

3x = 8

x = 8/3

~batmans wife dun dun dun.....

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