4x-12.1=3x+12.9

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Solution for 4x-12.1=3x+12.9 equation: 



4x-12.1=3x+12.9

We move all terms to the left:

4x-12.1-(3x+12.9)=0

We get rid of parentheses

4x-3x-12.9-12.1=0

We add all the numbers together, and all the variables

x-25=0

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

x=25

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