13-x=2(-4+x)

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Solution for 13-x=2(-4+x) equation: 



13-x=2(-4+x)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-x-(2(x-4))+13=0

We add all the numbers together, and all the variables

-1x-(2(x-4))+13=0



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

2(x-4)

We multiply parentheses

2x-8

Back to the equation:

-(2x-8)



We get rid of parentheses

-1x-2x+8+13=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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