84=x+6

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Solution for 84=x+6 equation: 



84=x+6

We move all terms to the left:

84-(x+6)=0

We get rid of parentheses

-x-6+84=0

We add all the numbers together, and all the variables

-1x+78=0

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

-x=-78

x=-78/-1

x=+78

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