81-3x=36+3x

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Solution for 81-3x=36+3x equation: 



81-3x=36+3x

We move all terms to the left:

81-3x-(36+3x)=0

We add all the numbers together, and all the variables

-3x-(3x+36)+81=0

We get rid of parentheses

-3x-3x-36+81=0

We add all the numbers together, and all the variables

-6x+45=0

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

-6x=-45

x=-45/-6

x=7+1/2

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