15x+39=12x

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Solution for 15x+39=12x equation: 



15x+39=12x

We move all terms to the left:

15x+39-(12x)=0

We add all the numbers together, and all the variables

3x+39=0

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

3x=-39

x=-39/3

x=-13

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