x=(x+30)+2x

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



x=(x+30)+2x

We move all terms to the left:

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



We calculate terms in parentheses: -((x+30)+2x), so:

(x+30)+2x

We add all the numbers together, and all the variables

2x+(x+30)

We get rid of parentheses

2x+x+30

We add all the numbers together, and all the variables

3x+30

Back to the equation:

-(3x+30)



We get rid of parentheses

x-3x-30=0

We add all the numbers together, and all the variables

-2x-30=0

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

-2x=30

x=30/-2

x=-15

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