3+0,1x=30-0,2x

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Solution for 3+0,1x=30-0,2x equation: 



3+0.1x=30-0.2x

We move all terms to the left:

3+0.1x-(30-0.2x)=0

We add all the numbers together, and all the variables

0.1x-(-0.2x+30)+3=0

We get rid of parentheses

0.1x+0.2x-30+3=0

We add all the numbers together, and all the variables

0.3x-27=0

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

0.3x=27

x=27/0.3

x=90

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