12x-15-9x=13

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Solution for 12x-15-9x=13 equation: 



12x-15-9x=13

We move all terms to the left:

12x-15-9x-(13)=0

We add all the numbers together, and all the variables

3x-28=0

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

3x=28

x=28/3

x=9+1/3

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