7(x+4)=7(x-4)+2x

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Solution for 7(x+4)=7(x-4)+2x equation: 



7(x+4)=7(x-4)+2x

We move all terms to the left:

7(x+4)-(7(x-4)+2x)=0

We multiply parentheses

7x-(7(x-4)+2x)+28=0



We calculate terms in parentheses: -(7(x-4)+2x), so:

7(x-4)+2x

We add all the numbers together, and all the variables

2x+7(x-4)

We multiply parentheses

2x+7x-28

We add all the numbers together, and all the variables

9x-28

Back to the equation:

-(9x-28)



We get rid of parentheses

7x-9x+28+28=0

We add all the numbers together, and all the variables

-2x+56=0

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

-2x=-56

x=-56/-2

x=+28

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