2x-(12-x)=39

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Solution for 2x-(12-x)=39 equation: 



2x-(12-x)=39

We move all terms to the left:

2x-(12-x)-(39)=0

We add all the numbers together, and all the variables

2x-(-1x+12)-39=0

We get rid of parentheses

2x+1x-12-39=0

We add all the numbers together, and all the variables

3x-51=0

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

3x=51

x=51/3

x=17

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