57=x+4x+7

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Solution for 57=x+4x+7 equation: 



57=x+4x+7

We move all terms to the left:

57-(x+4x+7)=0

We add all the numbers together, and all the variables

-(5x+7)+57=0

We get rid of parentheses

-5x-7+57=0

We add all the numbers together, and all the variables

-5x+50=0

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

-5x=-50

x=-50/-5

x=+10

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