12x-85=45-x

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Solution for 12x-85=45-x equation: 



12x-85=45-x

We move all terms to the left:

12x-85-(45-x)=0

We add all the numbers together, and all the variables

12x-(-1x+45)-85=0

We get rid of parentheses

12x+1x-45-85=0

We add all the numbers together, and all the variables

13x-130=0

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

13x=130

x=130/13

x=10

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