2x=(x-30)

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Solution for 2x=(x-30) equation: 



2x=(x-30)

We move all terms to the left:

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



We calculate terms in parentheses: -((x-30)), so:

(x-30)

We get rid of parentheses

x-30

Back to the equation:

-(x-30)



We get rid of parentheses

2x-x+30=0

We add all the numbers together, and all the variables

x+30=0

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

x=-30

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