3x+4=3x-8.2-x

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Solution for 3x+4=3x-8.2-x equation: 



3x+4=3x-8.2-x

We move all terms to the left:

3x+4-(3x-8.2-x)=0

We add all the numbers together, and all the variables

3x-(2x-8.2)+4=0

We get rid of parentheses

3x-2x+8.2+4=0

We add all the numbers together, and all the variables

x+12.2=0

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

x=-12.2

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