56-(3x+7)=3(x+7)+x

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Solution for 56-(3x+7)=3(x+7)+x equation: 



56-(3x+7)=3(x+7)+x

We move all terms to the left:

56-(3x+7)-(3(x+7)+x)=0

We get rid of parentheses

-3x-(3(x+7)+x)-7+56=0



We calculate terms in parentheses: -(3(x+7)+x), so:

3(x+7)+x

We add all the numbers together, and all the variables

x+3(x+7)

We multiply parentheses

x+3x+21

We add all the numbers together, and all the variables

4x+21

Back to the equation:

-(4x+21)



We add all the numbers together, and all the variables

-3x-(4x+21)+49=0

We get rid of parentheses

-3x-4x-21+49=0

We add all the numbers together, and all the variables

-7x+28=0

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

-7x=-28

x=-28/-7

x=+4

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