3a+128=a

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Solution for 3a+128=a equation: 



3a+128=a

We move all terms to the left:

3a+128-(a)=0

We add all the numbers together, and all the variables

2a+128=0

We move all terms containing a to the left, all other terms to the right

2a=-128

a=-128/2

a=-64

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