12-(3-x)=20

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Solution for 12-(3-x)=20 equation: 



12-(3-x)=20

We move all terms to the left:

12-(3-x)-(20)=0

We add all the numbers together, and all the variables

-(-1x+3)+12-20=0

We add all the numbers together, and all the variables

-(-1x+3)-8=0

We get rid of parentheses

1x-3-8=0

We add all the numbers together, and all the variables

x-11=0

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

x=11

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