2x-100=x+30

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Solution for 2x-100=x+30 equation: 



2x-100=x+30

We move all terms to the left:

2x-100-(x+30)=0

We get rid of parentheses

2x-x-30-100=0

We add all the numbers together, and all the variables

x-130=0

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

x=130

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