57=x+(2x+3)

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Solution for 57=x+(2x+3) equation: 



57=x+(2x+3)

We move all terms to the left:

57-(x+(2x+3))=0



We calculate terms in parentheses: -(x+(2x+3)), so:

x+(2x+3)

We get rid of parentheses

x+2x+3

We add all the numbers together, and all the variables

3x+3

Back to the equation:

-(3x+3)



We get rid of parentheses

-3x-3+57=0

We add all the numbers together, and all the variables

-3x+54=0

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

-3x=-54

x=-54/-3

x=+18

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