3x=(80-x)=60

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Solution for 3x=(80-x)=60 equation: 



3x=(80-x)=60

We move all terms to the left:

3x-((80-x))=0

We add all the numbers together, and all the variables

3x-((-1x+80))=0



We calculate terms in parentheses: -((-1x+80)), so:

(-1x+80)

We get rid of parentheses

-1x+80

Back to the equation:

-(-1x+80)



We get rid of parentheses

3x+1x-80=0

We add all the numbers together, and all the variables

4x-80=0

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

4x=80

x=80/4

x=20

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