12.9=4x-2

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Solution for 12.9=4x-2 equation: 



12.9=4x-2

We move all terms to the left:

12.9-(4x-2)=0

We get rid of parentheses

-4x+2+12.9=0

We add all the numbers together, and all the variables

-4x+14.9=0

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

-4x=-14.9

x=-14.9/-4

x=3+1/1.37931034483

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