6+x=2(18-x)

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Solution for 6+x=2(18-x) equation: 



6+x=2(18-x)

We move all terms to the left:

6+x-(2(18-x))=0

We add all the numbers together, and all the variables

x-(2(-1x+18))+6=0



We calculate terms in parentheses: -(2(-1x+18)), so:

2(-1x+18)

We multiply parentheses

-2x+36

Back to the equation:

-(-2x+36)



We get rid of parentheses

x+2x-36+6=0

We add all the numbers together, and all the variables

3x-30=0

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

3x=30

x=30/3

x=10

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